Home / 740,981.60-1,111,462.68-180,014.48

Finding the Fourth Proportional to 740,981.60, 1,111,462.68 and 180,014.48

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Solution

The fourth proportional to 740,981.60, 1,111,462.68 and 180,014.48 is: 270,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,981.60 : 1,111,462.68 = 180,014.48 : x
  2. Step 2: Convert to fraction form
    740,981.60/1,111,462.68 = 180,014.48/x
  3. Step 3: Cross multiply
    740,981.60x = 1,111,462.68 × 180,014.48
  4. Step 4: Simplify right side
    740,981.60x = 200,079,376,379.61
  5. Step 5: Solve for x
    x = 200,079,376,379.61/740,981.60
  6. Step 6: Final answer
    x = 270,019.36

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1.5x scale

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.