Home / 740,925.18-1,111,387.74-341,447.76

Finding the Fourth Proportional to 740,925.18, 1,111,387.74 and 341,447.76

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Solution

The fourth proportional to 740,925.18, 1,111,387.74 and 341,447.76 is: 512,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,925.18 : 1,111,387.74 = 341,447.76 : x
  2. Step 2: Convert to fraction form
    740,925.18/1,111,387.74 = 341,447.76/x
  3. Step 3: Cross multiply
    740,925.18x = 1,111,387.74 × 341,447.76
  4. Step 4: Simplify right side
    740,925.18x = 379,480,854,314.46
  5. Step 5: Solve for x
    x = 379,480,854,314.46/740,925.18
  6. Step 6: Final answer
    x = 512,171.63

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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.