Home / 962,102.62-1,442,920.65-400,830.94

Finding the Fourth Proportional to 962,102.62, 1,442,920.65 and 400,830.94

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Solution

The fourth proportional to 962,102.62, 1,442,920.65 and 400,830.94 is: 601,149.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,102.62 : 1,442,920.65 = 400,830.94 : x
  2. Step 2: Convert to fraction form
    962,102.62/1,442,920.65 = 400,830.94/x
  3. Step 3: Cross multiply
    962,102.62x = 1,442,920.65 × 400,830.94
  4. Step 4: Simplify right side
    962,102.62x = 578,367,240,484.91
  5. Step 5: Solve for x
    x = 578,367,240,484.91/962,102.62
  6. Step 6: Final answer
    x = 601,149.22

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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.