Home / 997,457.64-1,376,493.12-567,737.80

Finding the Fourth Proportional to 997,457.64, 1,376,493.12 and 567,737.80

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Solution

The fourth proportional to 997,457.64, 1,376,493.12 and 567,737.80 is: 783,479.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,457.64 : 1,376,493.12 = 567,737.80 : x
  2. Step 2: Convert to fraction form
    997,457.64/1,376,493.12 = 567,737.80/x
  3. Step 3: Cross multiply
    997,457.64x = 1,376,493.12 × 567,737.80
  4. Step 4: Simplify right side
    997,457.64x = 781,487,175,663.94
  5. Step 5: Solve for x
    x = 781,487,175,663.94/997,457.64
  6. Step 6: Final answer
    x = 783,479.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.