Home / 895,304.77-1,235,480.28-487,396.18

Finding the Fourth Proportional to 895,304.77, 1,235,480.28 and 487,396.18

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Solution

The fourth proportional to 895,304.77, 1,235,480.28 and 487,396.18 is: 672,584.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,304.77 : 1,235,480.28 = 487,396.18 : x
  2. Step 2: Convert to fraction form
    895,304.77/1,235,480.28 = 487,396.18/x
  3. Step 3: Cross multiply
    895,304.77x = 1,235,480.28 × 487,396.18
  4. Step 4: Simplify right side
    895,304.77x = 602,168,368,937.33
  5. Step 5: Solve for x
    x = 602,168,368,937.33/895,304.77
  6. Step 6: Final answer
    x = 672,584.79

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Double scale
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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.