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Finding the Fourth Proportional to 653,242.84, 901,452 and 366,775

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Solution

The fourth proportional to 653,242.84, 901,452 and 366,775 is: 506,136.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,242.84 : 901,452 = 366,775 : x
  2. Step 2: Convert to fraction form
    653,242.84/901,452 = 366,775/x
  3. Step 3: Cross multiply
    653,242.84x = 901,452 × 366,775
  4. Step 4: Simplify right side
    653,242.84x = 330,630,057,300
  5. Step 5: Solve for x
    x = 330,630,057,300/653,242.84
  6. Step 6: Final answer
    x = 506,136.52

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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.