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Finding the Fourth Proportional to 598,538.24, 826,281.60 and 372,256.64

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Solution

The fourth proportional to 598,538.24, 826,281.60 and 372,256.64 is: 513,900.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,538.24 : 826,281.60 = 372,256.64 : x
  2. Step 2: Convert to fraction form
    598,538.24/826,281.60 = 372,256.64/x
  3. Step 3: Cross multiply
    598,538.24x = 826,281.60 × 372,256.64
  4. Step 4: Simplify right side
    598,538.24x = 307,588,812,109.82
  5. Step 5: Solve for x
    x = 307,588,812,109.82/598,538.24
  6. Step 6: Final answer
    x = 513,900.02

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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.