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Finding the Fourth Proportional to 707,227.48, 975,966.60 and 384,937.12

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Solution

The fourth proportional to 707,227.48, 975,966.60 and 384,937.12 is: 531,209.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,227.48 : 975,966.60 = 384,937.12 : x
  2. Step 2: Convert to fraction form
    707,227.48/975,966.60 = 384,937.12/x
  3. Step 3: Cross multiply
    707,227.48x = 975,966.60 × 384,937.12
  4. Step 4: Simplify right side
    707,227.48x = 375,685,772,220.19
  5. Step 5: Solve for x
    x = 375,685,772,220.19/707,227.48
  6. Step 6: Final answer
    x = 531,209.24

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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.