Home / 770,338.96-1,156,630.08-546,885.88

Finding the Fourth Proportional to 770,338.96, 1,156,630.08 and 546,885.88

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Solution

The fourth proportional to 770,338.96, 1,156,630.08 and 546,885.88 is: 821,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,338.96 : 1,156,630.08 = 546,885.88 : x
  2. Step 2: Convert to fraction form
    770,338.96/1,156,630.08 = 546,885.88/x
  3. Step 3: Cross multiply
    770,338.96x = 1,156,630.08 × 546,885.88
  4. Step 4: Simplify right side
    770,338.96x = 632,544,658,294.52
  5. Step 5: Solve for x
    x = 632,544,658,294.52/770,338.96
  6. Step 6: Final answer
    x = 821,125.11

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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.