Home / 688,294.16-1,033,071.57-351,570.88

Finding the Fourth Proportional to 688,294.16, 1,033,071.57 and 351,570.88

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Solution

The fourth proportional to 688,294.16, 1,033,071.57 and 351,570.88 is: 527,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,294.16 : 1,033,071.57 = 351,570.88 : x
  2. Step 2: Convert to fraction form
    688,294.16/1,033,071.57 = 351,570.88/x
  3. Step 3: Cross multiply
    688,294.16x = 1,033,071.57 × 351,570.88
  4. Step 4: Simplify right side
    688,294.16x = 363,197,882,259.22
  5. Step 5: Solve for x
    x = 363,197,882,259.22/688,294.16
  6. Step 6: Final answer
    x = 527,678.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.