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Finding the Fourth Proportional to 472,860.96, 708,562.44 and 232,699.20

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Solution

The fourth proportional to 472,860.96, 708,562.44 and 232,699.20 is: 348,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,860.96 : 708,562.44 = 232,699.20 : x
  2. Step 2: Convert to fraction form
    472,860.96/708,562.44 = 232,699.20/x
  3. Step 3: Cross multiply
    472,860.96x = 708,562.44 × 232,699.20
  4. Step 4: Simplify right side
    472,860.96x = 164,881,912,938.05
  5. Step 5: Solve for x
    x = 164,881,912,938.05/472,860.96
  6. Step 6: Final answer
    x = 348,690.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.