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Finding the Fourth Proportional to 544,042.12, 750,775.28 and 299,032.52

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Solution

The fourth proportional to 544,042.12, 750,775.28 and 299,032.52 is: 412,663.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,042.12 : 750,775.28 = 299,032.52 : x
  2. Step 2: Convert to fraction form
    544,042.12/750,775.28 = 299,032.52/x
  3. Step 3: Cross multiply
    544,042.12x = 750,775.28 × 299,032.52
  4. Step 4: Simplify right side
    544,042.12x = 224,506,223,932.11
  5. Step 5: Solve for x
    x = 224,506,223,932.11/544,042.12
  6. Step 6: Final answer
    x = 412,663.31

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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.