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Finding the Fourth Proportional to 282,332.01, 423,643.14 and 187,627.62

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Solution

The fourth proportional to 282,332.01, 423,643.14 and 187,627.62 is: 281,537.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,332.01 : 423,643.14 = 187,627.62 : x
  2. Step 2: Convert to fraction form
    282,332.01/423,643.14 = 187,627.62/x
  3. Step 3: Cross multiply
    282,332.01x = 423,643.14 × 187,627.62
  4. Step 4: Simplify right side
    282,332.01x = 79,487,154,087.53
  5. Step 5: Solve for x
    x = 79,487,154,087.53/282,332.01
  6. Step 6: Final answer
    x = 281,537.87

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1.5x scale

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.