Home / 895,177.64-1,235,360.90-487,291.20

Finding the Fourth Proportional to 895,177.64, 1,235,360.90 and 487,291.20

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Solution

The fourth proportional to 895,177.64, 1,235,360.90 and 487,291.20 is: 672,470.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,177.64 : 1,235,360.90 = 487,291.20 : x
  2. Step 2: Convert to fraction form
    895,177.64/1,235,360.90 = 487,291.20/x
  3. Step 3: Cross multiply
    895,177.64x = 1,235,360.90 × 487,291.20
  4. Step 4: Simplify right side
    895,177.64x = 601,980,492,957.62
  5. Step 5: Solve for x
    x = 601,980,492,957.62/895,177.64
  6. Step 6: Final answer
    x = 672,470.43

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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.