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Finding the Fourth Proportional to 609,496.32, 841,330.68 and 367,789.08

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Solution

The fourth proportional to 609,496.32, 841,330.68 and 367,789.08 is: 507,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,496.32 : 841,330.68 = 367,789.08 : x
  2. Step 2: Convert to fraction form
    609,496.32/841,330.68 = 367,789.08/x
  3. Step 3: Cross multiply
    609,496.32x = 841,330.68 × 367,789.08
  4. Step 4: Simplify right side
    609,496.32x = 309,432,236,772.97
  5. Step 5: Solve for x
    x = 309,432,236,772.97/609,496.32
  6. Step 6: Final answer
    x = 507,685.16

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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.