Home / 753,048.60-1,129,565.70-184,432.20

Finding the Fourth Proportional to 753,048.60, 1,129,565.70 and 184,432.20

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Solution

The fourth proportional to 753,048.60, 1,129,565.70 and 184,432.20 is: 276,646.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,048.60 : 1,129,565.70 = 184,432.20 : x
  2. Step 2: Convert to fraction form
    753,048.60/1,129,565.70 = 184,432.20/x
  3. Step 3: Cross multiply
    753,048.60x = 1,129,565.70 × 184,432.20
  4. Step 4: Simplify right side
    753,048.60x = 208,328,287,095.54
  5. Step 5: Solve for x
    x = 208,328,287,095.54/753,048.60
  6. Step 6: Final answer
    x = 276,646.54

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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.