Home / 302,937.10-454,405.65-103,482.70

Finding the Fourth Proportional to 302,937.10, 454,405.65 and 103,482.70

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Solution

The fourth proportional to 302,937.10, 454,405.65 and 103,482.70 is: 155,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,937.10 : 454,405.65 = 103,482.70 : x
  2. Step 2: Convert to fraction form
    302,937.10/454,405.65 = 103,482.70/x
  3. Step 3: Cross multiply
    302,937.10x = 454,405.65 × 103,482.70
  4. Step 4: Simplify right side
    302,937.10x = 47,023,123,557.26
  5. Step 5: Solve for x
    x = 47,023,123,557.26/302,937.10
  6. Step 6: Final answer
    x = 155,224.05

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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.