Home / 709,070.28-1,063,620-235,759.76

Finding the Fourth Proportional to 709,070.28, 1,063,620 and 235,759.76

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Solution

The fourth proportional to 709,070.28, 1,063,620 and 235,759.76 is: 353,644.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,070.28 : 1,063,620 = 235,759.76 : x
  2. Step 2: Convert to fraction form
    709,070.28/1,063,620 = 235,759.76/x
  3. Step 3: Cross multiply
    709,070.28x = 1,063,620 × 235,759.76
  4. Step 4: Simplify right side
    709,070.28x = 250,758,795,931.20
  5. Step 5: Solve for x
    x = 250,758,795,931.20/709,070.28
  6. Step 6: Final answer
    x = 353,644.49

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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.