Home / 932,818.21-1,287,274.05-524,919.81

Finding the Fourth Proportional to 932,818.21, 1,287,274.05 and 524,919.81

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Solution

The fourth proportional to 932,818.21, 1,287,274.05 and 524,919.81 is: 724,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,818.21 : 1,287,274.05 = 524,919.81 : x
  2. Step 2: Convert to fraction form
    932,818.21/1,287,274.05 = 524,919.81/x
  3. Step 3: Cross multiply
    932,818.21x = 1,287,274.05 × 524,919.81
  4. Step 4: Simplify right side
    932,818.21x = 675,715,649,743.93
  5. Step 5: Solve for x
    x = 675,715,649,743.93/932,818.21
  6. Step 6: Final answer
    x = 724,380.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.