Home / 895,167.72-1,235,347.20-487,281.29

Finding the Fourth Proportional to 895,167.72, 1,235,347.20 and 487,281.29

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Solution

The fourth proportional to 895,167.72, 1,235,347.20 and 487,281.29 is: 672,456.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,167.72 : 1,235,347.20 = 487,281.29 : x
  2. Step 2: Convert to fraction form
    895,167.72/1,235,347.20 = 487,281.29/x
  3. Step 3: Cross multiply
    895,167.72x = 1,235,347.20 × 487,281.29
  4. Step 4: Simplify right side
    895,167.72x = 601,961,571,037.15
  5. Step 5: Solve for x
    x = 601,961,571,037.15/895,167.72
  6. Step 6: Final answer
    x = 672,456.74

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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.