Home / 1,442,565.60-2,164,042.80-496,226.40

Finding the Fourth Proportional to 1,442,565.60, 2,164,042.80 and 496,226.40

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Solution

The fourth proportional to 1,442,565.60, 2,164,042.80 and 496,226.40 is: 744,406.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,565.60 : 2,164,042.80 = 496,226.40 : x
  2. Step 2: Convert to fraction form
    1,442,565.60/2,164,042.80 = 496,226.40/x
  3. Step 3: Cross multiply
    1,442,565.60x = 2,164,042.80 × 496,226.40
  4. Step 4: Simplify right side
    1,442,565.60x = 1,073,855,168,089.92
  5. Step 5: Solve for x
    x = 1,073,855,168,089.92/1,442,565.60
  6. Step 6: Final answer
    x = 744,406.47

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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.