Home / 862,071.49-1,189,752.12-474,926.59

Finding the Fourth Proportional to 862,071.49, 1,189,752.12 and 474,926.59

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Solution

The fourth proportional to 862,071.49, 1,189,752.12 and 474,926.59 is: 655,450.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,071.49 : 1,189,752.12 = 474,926.59 : x
  2. Step 2: Convert to fraction form
    862,071.49/1,189,752.12 = 474,926.59/x
  3. Step 3: Cross multiply
    862,071.49x = 1,189,752.12 × 474,926.59
  4. Step 4: Simplify right side
    862,071.49x = 565,044,917,296.87
  5. Step 5: Solve for x
    x = 565,044,917,296.87/862,071.49
  6. Step 6: Final answer
    x = 655,450.18

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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.