Home / 415,218.07-573,000.91-224,231.46

Finding the Fourth Proportional to 415,218.07, 573,000.91 and 224,231.46

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Solution

The fourth proportional to 415,218.07, 573,000.91 and 224,231.46 is: 309,439.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,218.07 : 573,000.91 = 224,231.46 : x
  2. Step 2: Convert to fraction form
    415,218.07/573,000.91 = 224,231.46/x
  3. Step 3: Cross multiply
    415,218.07x = 573,000.91 × 224,231.46
  4. Step 4: Simplify right side
    415,218.07x = 128,484,830,630.63
  5. Step 5: Solve for x
    x = 128,484,830,630.63/415,218.07
  6. Step 6: Final answer
    x = 309,439.40

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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.