Home / 895,066.77-1,235,197.28-487,167.64

Finding the Fourth Proportional to 895,066.77, 1,235,197.28 and 487,167.64

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Solution

The fourth proportional to 895,066.77, 1,235,197.28 and 487,167.64 is: 672,294.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,066.77 : 1,235,197.28 = 487,167.64 : x
  2. Step 2: Convert to fraction form
    895,066.77/1,235,197.28 = 487,167.64/x
  3. Step 3: Cross multiply
    895,066.77x = 1,235,197.28 × 487,167.64
  4. Step 4: Simplify right side
    895,066.77x = 601,748,143,832.02
  5. Step 5: Solve for x
    x = 601,748,143,832.02/895,066.77
  6. Step 6: Final answer
    x = 672,294.14

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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.