Home / 976,995.34-1,348,328.36-614,729.72

Finding the Fourth Proportional to 976,995.34, 1,348,328.36 and 614,729.72

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Solution

The fourth proportional to 976,995.34, 1,348,328.36 and 614,729.72 is: 848,374.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,995.34 : 1,348,328.36 = 614,729.72 : x
  2. Step 2: Convert to fraction form
    976,995.34/1,348,328.36 = 614,729.72/x
  3. Step 3: Cross multiply
    976,995.34x = 1,348,328.36 × 614,729.72
  4. Step 4: Simplify right side
    976,995.34x = 828,857,520,118.51
  5. Step 5: Solve for x
    x = 828,857,520,118.51/976,995.34
  6. Step 6: Final answer
    x = 848,374.08

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.