Home / 496,944.10-745,422.63-141,969.70

Finding the Fourth Proportional to 496,944.10, 745,422.63 and 141,969.70

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Solution

The fourth proportional to 496,944.10, 745,422.63 and 141,969.70 is: 212,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,944.10 : 745,422.63 = 141,969.70 : x
  2. Step 2: Convert to fraction form
    496,944.10/745,422.63 = 141,969.70/x
  3. Step 3: Cross multiply
    496,944.10x = 745,422.63 × 141,969.70
  4. Step 4: Simplify right side
    496,944.10x = 105,827,427,154.31
  5. Step 5: Solve for x
    x = 105,827,427,154.31/496,944.10
  6. Step 6: Final answer
    x = 212,956.40

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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.