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Finding the Fourth Proportional to 497,182.38, 745,803.04 and 155,689.67

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Solution

The fourth proportional to 497,182.38, 745,803.04 and 155,689.67 is: 233,543.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,182.38 : 745,803.04 = 155,689.67 : x
  2. Step 2: Convert to fraction form
    497,182.38/745,803.04 = 155,689.67/x
  3. Step 3: Cross multiply
    497,182.38x = 745,803.04 × 155,689.67
  4. Step 4: Simplify right side
    497,182.38x = 116,113,829,182.60
  5. Step 5: Solve for x
    x = 116,113,829,182.60/497,182.38
  6. Step 6: Final answer
    x = 233,543.73

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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.