Home / 1,566,396.29-2,349,596.30-429,168.17

Finding the Fourth Proportional to 1,566,396.29, 2,349,596.30 and 429,168.17

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Solution

The fourth proportional to 1,566,396.29, 2,349,596.30 and 429,168.17 is: 643,752.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,396.29 : 2,349,596.30 = 429,168.17 : x
  2. Step 2: Convert to fraction form
    1,566,396.29/2,349,596.30 = 429,168.17/x
  3. Step 3: Cross multiply
    1,566,396.29x = 2,349,596.30 × 429,168.17
  4. Step 4: Simplify right side
    1,566,396.29x = 1,008,371,948,037.92
  5. Step 5: Solve for x
    x = 1,008,371,948,037.92/1,566,396.29
  6. Step 6: Final answer
    x = 643,752.77

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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.