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Finding the Fourth Proportional to 573,197.92, 790,767.76 and 357,964.32

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Solution

The fourth proportional to 573,197.92, 790,767.76 and 357,964.32 is: 493,837.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,197.92 : 790,767.76 = 357,964.32 : x
  2. Step 2: Convert to fraction form
    573,197.92/790,767.76 = 357,964.32/x
  3. Step 3: Cross multiply
    573,197.92x = 790,767.76 × 357,964.32
  4. Step 4: Simplify right side
    573,197.92x = 283,066,643,486.32
  5. Step 5: Solve for x
    x = 283,066,643,486.32/573,197.92
  6. Step 6: Final answer
    x = 493,837.53

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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.