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Finding the Fourth Proportional to 877,493.92, 1,315,274.82 and 573,762.82

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Solution

The fourth proportional to 877,493.92, 1,315,274.82 and 573,762.82 is: 860,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,493.92 : 1,315,274.82 = 573,762.82 : x
  2. Step 2: Convert to fraction form
    877,493.92/1,315,274.82 = 573,762.82/x
  3. Step 3: Cross multiply
    877,493.92x = 1,315,274.82 × 573,762.82
  4. Step 4: Simplify right side
    877,493.92x = 754,655,784,656.23
  5. Step 5: Solve for x
    x = 754,655,784,656.23/877,493.92
  6. Step 6: Final answer
    x = 860,012.56

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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.