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Finding the Fourth Proportional to 673,331.68, 929,200.88 and 371,525.68

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Solution

The fourth proportional to 673,331.68, 929,200.88 and 371,525.68 is: 512,707.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,331.68 : 929,200.88 = 371,525.68 : x
  2. Step 2: Convert to fraction form
    673,331.68/929,200.88 = 371,525.68/x
  3. Step 3: Cross multiply
    673,331.68x = 929,200.88 × 371,525.68
  4. Step 4: Simplify right side
    673,331.68x = 345,221,988,798.60
  5. Step 5: Solve for x
    x = 345,221,988,798.60/673,331.68
  6. Step 6: Final answer
    x = 512,707.18

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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.