Home / 880,639.95-1,320,543.56-341,148.92

Finding the Fourth Proportional to 880,639.95, 1,320,543.56 and 341,148.92

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Solution

The fourth proportional to 880,639.95, 1,320,543.56 and 341,148.92 is: 511,562.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,639.95 : 1,320,543.56 = 341,148.92 : x
  2. Step 2: Convert to fraction form
    880,639.95/1,320,543.56 = 341,148.92/x
  3. Step 3: Cross multiply
    880,639.95x = 1,320,543.56 × 341,148.92
  4. Step 4: Simplify right side
    880,639.95x = 450,502,000,998.49
  5. Step 5: Solve for x
    x = 450,502,000,998.49/880,639.95
  6. Step 6: Final answer
    x = 511,562.08

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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.