Home / 410,082.12-565,806.60-240,225.12

Finding the Fourth Proportional to 410,082.12, 565,806.60 and 240,225.12

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Solution

The fourth proportional to 410,082.12, 565,806.60 and 240,225.12 is: 331,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,082.12 : 565,806.60 = 240,225.12 : x
  2. Step 2: Convert to fraction form
    410,082.12/565,806.60 = 240,225.12/x
  3. Step 3: Cross multiply
    410,082.12x = 565,806.60 × 240,225.12
  4. Step 4: Simplify right side
    410,082.12x = 135,920,958,381.79
  5. Step 5: Solve for x
    x = 135,920,958,381.79/410,082.12
  6. Step 6: Final answer
    x = 331,448.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.