Home / 652,272.38-900,178.46-376,641.86

Finding the Fourth Proportional to 652,272.38, 900,178.46 and 376,641.86

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Solution

The fourth proportional to 652,272.38, 900,178.46 and 376,641.86 is: 519,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,272.38 : 900,178.46 = 376,641.86 : x
  2. Step 2: Convert to fraction form
    652,272.38/900,178.46 = 376,641.86/x
  3. Step 3: Cross multiply
    652,272.38x = 900,178.46 × 376,641.86
  4. Step 4: Simplify right side
    652,272.38x = 339,044,892,698.39
  5. Step 5: Solve for x
    x = 339,044,892,698.39/652,272.38
  6. Step 6: Final answer
    x = 519,790.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.