Home / 705,855.40-1,058,783.10-232,426.60

Finding the Fourth Proportional to 705,855.40, 1,058,783.10 and 232,426.60

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Solution

The fourth proportional to 705,855.40, 1,058,783.10 and 232,426.60 is: 348,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,855.40 : 1,058,783.10 = 232,426.60 : x
  2. Step 2: Convert to fraction form
    705,855.40/1,058,783.10 = 232,426.60/x
  3. Step 3: Cross multiply
    705,855.40x = 1,058,783.10 × 232,426.60
  4. Step 4: Simplify right side
    705,855.40x = 246,089,356,070.46
  5. Step 5: Solve for x
    x = 246,089,356,070.46/705,855.40
  6. Step 6: Final answer
    x = 348,639.90

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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.