Home / 497,684.16-745,225.02-272,576.34

Finding the Fourth Proportional to 497,684.16, 745,225.02 and 272,576.34

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Solution

The fourth proportional to 497,684.16, 745,225.02 and 272,576.34 is: 408,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,684.16 : 745,225.02 = 272,576.34 : x
  2. Step 2: Convert to fraction form
    497,684.16/745,225.02 = 272,576.34/x
  3. Step 3: Cross multiply
    497,684.16x = 745,225.02 × 272,576.34
  4. Step 4: Simplify right side
    497,684.16x = 203,130,708,428.03
  5. Step 5: Solve for x
    x = 203,130,708,428.03/497,684.16
  6. Step 6: Final answer
    x = 408,151.85

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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.