Home / 758,348.13-1,137,730.01-331,806.63

Finding the Fourth Proportional to 758,348.13, 1,137,730.01 and 331,806.63

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Solution

The fourth proportional to 758,348.13, 1,137,730.01 and 331,806.63 is: 497,800.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,348.13 : 1,137,730.01 = 331,806.63 : x
  2. Step 2: Convert to fraction form
    758,348.13/1,137,730.01 = 331,806.63/x
  3. Step 3: Cross multiply
    758,348.13x = 1,137,730.01 × 331,806.63
  4. Step 4: Simplify right side
    758,348.13x = 377,506,358,808.93
  5. Step 5: Solve for x
    x = 377,506,358,808.93/758,348.13
  6. Step 6: Final answer
    x = 497,800.87

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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.