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Finding the Fourth Proportional to 432,984.08, 597,129.84 and 360,627.20

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Solution

The fourth proportional to 432,984.08, 597,129.84 and 360,627.20 is: 497,342.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,984.08 : 597,129.84 = 360,627.20 : x
  2. Step 2: Convert to fraction form
    432,984.08/597,129.84 = 360,627.20/x
  3. Step 3: Cross multiply
    432,984.08x = 597,129.84 × 360,627.20
  4. Step 4: Simplify right side
    432,984.08x = 215,341,262,235.65
  5. Step 5: Solve for x
    x = 215,341,262,235.65/432,984.08
  6. Step 6: Final answer
    x = 497,342.22

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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.