Home / 1,058,852.80-1,588,279.20-348,990.40

Finding the Fourth Proportional to 1,058,852.80, 1,588,279.20 and 348,990.40

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Solution

The fourth proportional to 1,058,852.80, 1,588,279.20 and 348,990.40 is: 523,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,852.80 : 1,588,279.20 = 348,990.40 : x
  2. Step 2: Convert to fraction form
    1,058,852.80/1,588,279.20 = 348,990.40/x
  3. Step 3: Cross multiply
    1,058,852.80x = 1,588,279.20 × 348,990.40
  4. Step 4: Simplify right side
    1,058,852.80x = 554,294,193,319.68
  5. Step 5: Solve for x
    x = 554,294,193,319.68/1,058,852.80
  6. Step 6: Final answer
    x = 523,485.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.