Home / 972,229.96-1,341,477.02-558,686.88

Finding the Fourth Proportional to 972,229.96, 1,341,477.02 and 558,686.88

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Solution

The fourth proportional to 972,229.96, 1,341,477.02 and 558,686.88 is: 770,872.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,229.96 : 1,341,477.02 = 558,686.88 : x
  2. Step 2: Convert to fraction form
    972,229.96/1,341,477.02 = 558,686.88/x
  3. Step 3: Cross multiply
    972,229.96x = 1,341,477.02 × 558,686.88
  4. Step 4: Simplify right side
    972,229.96x = 749,465,610,895.50
  5. Step 5: Solve for x
    x = 749,465,610,895.50/972,229.96
  6. Step 6: Final answer
    x = 770,872.78

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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.