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Finding the Fourth Proportional to 704,330.56, 970,632.48 and 502,776.64

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Solution

The fourth proportional to 704,330.56, 970,632.48 and 502,776.64 is: 692,872.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,330.56 : 970,632.48 = 502,776.64 : x
  2. Step 2: Convert to fraction form
    704,330.56/970,632.48 = 502,776.64/x
  3. Step 3: Cross multiply
    704,330.56x = 970,632.48 × 502,776.64
  4. Step 4: Simplify right side
    704,330.56x = 488,011,336,969.27
  5. Step 5: Solve for x
    x = 488,011,336,969.27/704,330.56
  6. Step 6: Final answer
    x = 692,872.59

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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.