Home / 731,855.20-1,097,264.40-282,402.40

Finding the Fourth Proportional to 731,855.20, 1,097,264.40 and 282,402.40

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Solution

The fourth proportional to 731,855.20, 1,097,264.40 and 282,402.40 is: 423,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,855.20 : 1,097,264.40 = 282,402.40 : x
  2. Step 2: Convert to fraction form
    731,855.20/1,097,264.40 = 282,402.40/x
  3. Step 3: Cross multiply
    731,855.20x = 1,097,264.40 × 282,402.40
  4. Step 4: Simplify right side
    731,855.20x = 309,870,099,994.56
  5. Step 5: Solve for x
    x = 309,870,099,994.56/731,855.20
  6. Step 6: Final answer
    x = 423,403.56

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1.5x scale

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.