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Finding the Fourth Proportional to 472,174.56, 708,482.88 and 235,535.52

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Solution

The fourth proportional to 472,174.56, 708,482.88 and 235,535.52 is: 353,413.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,174.56 : 708,482.88 = 235,535.52 : x
  2. Step 2: Convert to fraction form
    472,174.56/708,482.88 = 235,535.52/x
  3. Step 3: Cross multiply
    472,174.56x = 708,482.88 × 235,535.52
  4. Step 4: Simplify right side
    472,174.56x = 166,872,883,551.90
  5. Step 5: Solve for x
    x = 166,872,883,551.90/472,174.56
  6. Step 6: Final answer
    x = 353,413.54

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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.