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Finding the Fourth Proportional to 369,902.12, 510,410.21 and 224,632.35

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Solution

The fourth proportional to 369,902.12, 510,410.21 and 224,632.35 is: 309,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,902.12 : 510,410.21 = 224,632.35 : x
  2. Step 2: Convert to fraction form
    369,902.12/510,410.21 = 224,632.35/x
  3. Step 3: Cross multiply
    369,902.12x = 510,410.21 × 224,632.35
  4. Step 4: Simplify right side
    369,902.12x = 114,654,643,813.13
  5. Step 5: Solve for x
    x = 114,654,643,813.13/369,902.12
  6. Step 6: Final answer
    x = 309,959.42

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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.