Home / 1,484.50-2,225.22-560.74

Finding the Fourth Proportional to 1,484.50, 2,225.22 and 560.74

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Solution

The fourth proportional to 1,484.50, 2,225.22 and 560.74 is: 840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.50 : 2,225.22 = 560.74 : x
  2. Step 2: Convert to fraction form
    1,484.50/2,225.22 = 560.74/x
  3. Step 3: Cross multiply
    1,484.50x = 2,225.22 × 560.74
  4. Step 4: Simplify right side
    1,484.50x = 1,247,769.86
  5. Step 5: Solve for x
    x = 1,247,769.86/1,484.50
  6. Step 6: Final answer
    x = 840.53

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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.