Home / 1,551,642.30-2,327,463.45-429,711.30

Finding the Fourth Proportional to 1,551,642.30, 2,327,463.45 and 429,711.30

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Solution

The fourth proportional to 1,551,642.30, 2,327,463.45 and 429,711.30 is: 644,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,642.30 : 2,327,463.45 = 429,711.30 : x
  2. Step 2: Convert to fraction form
    1,551,642.30/2,327,463.45 = 429,711.30/x
  3. Step 3: Cross multiply
    1,551,642.30x = 2,327,463.45 × 429,711.30
  4. Step 4: Simplify right side
    1,551,642.30x = 1,000,137,344,801.99
  5. Step 5: Solve for x
    x = 1,000,137,344,801.99/1,551,642.30
  6. Step 6: Final answer
    x = 644,566.95

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Double scale
Find fourth proportional to 1,551,643.30, 2,327,464.95 and 429,712.30
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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.