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Finding the Fourth Proportional to 532,384.60, 798,576.90 and 497,133.40

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Solution

The fourth proportional to 532,384.60, 798,576.90 and 497,133.40 is: 745,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,384.60 : 798,576.90 = 497,133.40 : x
  2. Step 2: Convert to fraction form
    532,384.60/798,576.90 = 497,133.40/x
  3. Step 3: Cross multiply
    532,384.60x = 798,576.90 × 497,133.40
  4. Step 4: Simplify right side
    532,384.60x = 396,999,249,458.46
  5. Step 5: Solve for x
    x = 396,999,249,458.46/532,384.60
  6. Step 6: Final answer
    x = 745,700.10

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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.