Home / 768,537.20-1,152,114.60-502,425.20

Finding the Fourth Proportional to 768,537.20, 1,152,114.60 and 502,425.20

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Solution

The fourth proportional to 768,537.20, 1,152,114.60 and 502,425.20 is: 753,185.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,537.20 : 1,152,114.60 = 502,425.20 : x
  2. Step 2: Convert to fraction form
    768,537.20/1,152,114.60 = 502,425.20/x
  3. Step 3: Cross multiply
    768,537.20x = 1,152,114.60 × 502,425.20
  4. Step 4: Simplify right side
    768,537.20x = 578,851,408,327.92
  5. Step 5: Solve for x
    x = 578,851,408,327.92/768,537.20
  6. Step 6: Final answer
    x = 753,185.93

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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.