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Finding the Fourth Proportional to 493,526.72, 740,290.08 and 282,715.04

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Solution

The fourth proportional to 493,526.72, 740,290.08 and 282,715.04 is: 424,072.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,526.72 : 740,290.08 = 282,715.04 : x
  2. Step 2: Convert to fraction form
    493,526.72/740,290.08 = 282,715.04/x
  3. Step 3: Cross multiply
    493,526.72x = 740,290.08 × 282,715.04
  4. Step 4: Simplify right side
    493,526.72x = 209,291,139,578.80
  5. Step 5: Solve for x
    x = 209,291,139,578.80/493,526.72
  6. Step 6: Final answer
    x = 424,072.56

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Similar ratio
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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.