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Finding the Fourth Proportional to 474,460.56, 654,752.88 and 259,596.72

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Solution

The fourth proportional to 474,460.56, 654,752.88 and 259,596.72 is: 358,242.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,460.56 : 654,752.88 = 259,596.72 : x
  2. Step 2: Convert to fraction form
    474,460.56/654,752.88 = 259,596.72/x
  3. Step 3: Cross multiply
    474,460.56x = 654,752.88 × 259,596.72
  4. Step 4: Simplify right side
    474,460.56x = 169,971,700,058.55
  5. Step 5: Solve for x
    x = 169,971,700,058.55/474,460.56
  6. Step 6: Final answer
    x = 358,242.00

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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.