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Finding the Fourth Proportional to 369,903.53, 510,412.12 and 224,633.76

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Solution

The fourth proportional to 369,903.53, 510,412.12 and 224,633.76 is: 309,961.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,903.53 : 510,412.12 = 224,633.76 : x
  2. Step 2: Convert to fraction form
    369,903.53/510,412.12 = 224,633.76/x
  3. Step 3: Cross multiply
    369,903.53x = 510,412.12 × 224,633.76
  4. Step 4: Simplify right side
    369,903.53x = 114,655,793,665.17
  5. Step 5: Solve for x
    x = 114,655,793,665.17/369,903.53
  6. Step 6: Final answer
    x = 309,961.34

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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.