Home / 432,848.55-649,272.83-353,132.40

Finding the Fourth Proportional to 432,848.55, 649,272.83 and 353,132.40

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Solution

The fourth proportional to 432,848.55, 649,272.83 and 353,132.40 is: 529,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,848.55 : 649,272.83 = 353,132.40 : x
  2. Step 2: Convert to fraction form
    432,848.55/649,272.83 = 353,132.40/x
  3. Step 3: Cross multiply
    432,848.55x = 649,272.83 × 353,132.40
  4. Step 4: Simplify right side
    432,848.55x = 229,279,270,947.03
  5. Step 5: Solve for x
    x = 229,279,270,947.03/432,848.55
  6. Step 6: Final answer
    x = 529,698.60

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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.