Home / 665,737.66-997,748.70-580,001.23

Finding the Fourth Proportional to 665,737.66, 997,748.70 and 580,001.23

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Solution

The fourth proportional to 665,737.66, 997,748.70 and 580,001.23 is: 869,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,737.66 : 997,748.70 = 580,001.23 : x
  2. Step 2: Convert to fraction form
    665,737.66/997,748.70 = 580,001.23/x
  3. Step 3: Cross multiply
    665,737.66x = 997,748.70 × 580,001.23
  4. Step 4: Simplify right side
    665,737.66x = 578,695,473,230.90
  5. Step 5: Solve for x
    x = 578,695,473,230.90/665,737.66
  6. Step 6: Final answer
    x = 869,254.52

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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.