Home / 453,947.95-680,036.08-353,638.46

Finding the Fourth Proportional to 453,947.95, 680,036.08 and 353,638.46

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Solution

The fourth proportional to 453,947.95, 680,036.08 and 353,638.46 is: 529,767.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,947.95 : 680,036.08 = 353,638.46 : x
  2. Step 2: Convert to fraction form
    453,947.95/680,036.08 = 353,638.46/x
  3. Step 3: Cross multiply
    453,947.95x = 680,036.08 × 353,638.46
  4. Step 4: Simplify right side
    453,947.95x = 240,486,910,724.11
  5. Step 5: Solve for x
    x = 240,486,910,724.11/453,947.95
  6. Step 6: Final answer
    x = 529,767.59

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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.