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Finding the Fourth Proportional to 284,477.52, 426,716.28 and 195,461.16

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Solution

The fourth proportional to 284,477.52, 426,716.28 and 195,461.16 is: 293,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,477.52 : 426,716.28 = 195,461.16 : x
  2. Step 2: Convert to fraction form
    284,477.52/426,716.28 = 195,461.16/x
  3. Step 3: Cross multiply
    284,477.52x = 426,716.28 × 195,461.16
  4. Step 4: Simplify right side
    284,477.52x = 83,406,459,079.68
  5. Step 5: Solve for x
    x = 83,406,459,079.68/284,477.52
  6. Step 6: Final answer
    x = 293,191.74

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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.