Home / 1,488,948.50-2,232,333.89-477,494.71

Finding the Fourth Proportional to 1,488,948.50, 2,232,333.89 and 477,494.71

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Solution

The fourth proportional to 1,488,948.50, 2,232,333.89 and 477,494.71 is: 715,892.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,948.50 : 2,232,333.89 = 477,494.71 : x
  2. Step 2: Convert to fraction form
    1,488,948.50/2,232,333.89 = 477,494.71/x
  3. Step 3: Cross multiply
    1,488,948.50x = 2,232,333.89 × 477,494.71
  4. Step 4: Simplify right side
    1,488,948.50x = 1,065,927,623,428.72
  5. Step 5: Solve for x
    x = 1,065,927,623,428.72/1,488,948.50
  6. Step 6: Final answer
    x = 715,892.88

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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.