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Finding the Fourth Proportional to 356,004.92, 533,417.70 and 250,307.48

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Solution

The fourth proportional to 356,004.92, 533,417.70 and 250,307.48 is: 375,046.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,004.92 : 533,417.70 = 250,307.48 : x
  2. Step 2: Convert to fraction form
    356,004.92/533,417.70 = 250,307.48/x
  3. Step 3: Cross multiply
    356,004.92x = 533,417.70 × 250,307.48
  4. Step 4: Simplify right side
    356,004.92x = 133,518,440,274.40
  5. Step 5: Solve for x
    x = 133,518,440,274.40/356,004.92
  6. Step 6: Final answer
    x = 375,046.62

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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.