Home / 929,560.80-1,394,312.40-264,712.80

Finding the Fourth Proportional to 929,560.80, 1,394,312.40 and 264,712.80

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Solution

The fourth proportional to 929,560.80, 1,394,312.40 and 264,712.80 is: 397,061.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,560.80 : 1,394,312.40 = 264,712.80 : x
  2. Step 2: Convert to fraction form
    929,560.80/1,394,312.40 = 264,712.80/x
  3. Step 3: Cross multiply
    929,560.80x = 1,394,312.40 × 264,712.80
  4. Step 4: Simplify right side
    929,560.80x = 369,092,339,478.72
  5. Step 5: Solve for x
    x = 369,092,339,478.72/929,560.80
  6. Step 6: Final answer
    x = 397,061.00

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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.