Home / 1,244,160.24-1,866,218.04-402,712.80

Finding the Fourth Proportional to 1,244,160.24, 1,866,218.04 and 402,712.80

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Solution

The fourth proportional to 1,244,160.24, 1,866,218.04 and 402,712.80 is: 604,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,160.24 : 1,866,218.04 = 402,712.80 : x
  2. Step 2: Convert to fraction form
    1,244,160.24/1,866,218.04 = 402,712.80/x
  3. Step 3: Cross multiply
    1,244,160.24x = 1,866,218.04 × 402,712.80
  4. Step 4: Simplify right side
    1,244,160.24x = 751,549,892,298.91
  5. Step 5: Solve for x
    x = 751,549,892,298.91/1,244,160.24
  6. Step 6: Final answer
    x = 604,061.98

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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.