Home / 434,097.20-651,145.80-224,145.20

Finding the Fourth Proportional to 434,097.20, 651,145.80 and 224,145.20

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Solution

The fourth proportional to 434,097.20, 651,145.80 and 224,145.20 is: 336,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,097.20 : 651,145.80 = 224,145.20 : x
  2. Step 2: Convert to fraction form
    434,097.20/651,145.80 = 224,145.20/x
  3. Step 3: Cross multiply
    434,097.20x = 651,145.80 × 224,145.20
  4. Step 4: Simplify right side
    434,097.20x = 145,951,205,570.16
  5. Step 5: Solve for x
    x = 145,951,205,570.16/434,097.20
  6. Step 6: Final answer
    x = 336,217.80

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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.