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Finding the Fourth Proportional to 499,898.34, 749,925.27 and 162,860.53

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Solution

The fourth proportional to 499,898.34, 749,925.27 and 162,860.53 is: 244,316.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,898.34 : 749,925.27 = 162,860.53 : x
  2. Step 2: Convert to fraction form
    499,898.34/749,925.27 = 162,860.53/x
  3. Step 3: Cross multiply
    499,898.34x = 749,925.27 × 162,860.53
  4. Step 4: Simplify right side
    499,898.34x = 122,133,222,368.66
  5. Step 5: Solve for x
    x = 122,133,222,368.66/499,898.34
  6. Step 6: Final answer
    x = 244,316.12

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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.