Home / 768,534.30-1,151,472.78-597,808.98

Finding the Fourth Proportional to 768,534.30, 1,151,472.78 and 597,808.98

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Solution

The fourth proportional to 768,534.30, 1,151,472.78 and 597,808.98 is: 895,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,534.30 : 1,151,472.78 = 597,808.98 : x
  2. Step 2: Convert to fraction form
    768,534.30/1,151,472.78 = 597,808.98/x
  3. Step 3: Cross multiply
    768,534.30x = 1,151,472.78 × 597,808.98
  4. Step 4: Simplify right side
    768,534.30x = 688,360,768,109.57
  5. Step 5: Solve for x
    x = 688,360,768,109.57/768,534.30
  6. Step 6: Final answer
    x = 895,679.96

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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.