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Finding the Fourth Proportional to 581,104, 801,967.26 and 354,793.24

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Solution

The fourth proportional to 581,104, 801,967.26 and 354,793.24 is: 489,641.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,104 : 801,967.26 = 354,793.24 : x
  2. Step 2: Convert to fraction form
    581,104/801,967.26 = 354,793.24/x
  3. Step 3: Cross multiply
    581,104x = 801,967.26 × 354,793.24
  4. Step 4: Simplify right side
    581,104x = 284,532,562,549.32
  5. Step 5: Solve for x
    x = 284,532,562,549.32/581,104
  6. Step 6: Final answer
    x = 489,641.38

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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.