Home / 514,152.45-771,386.22-230,082.12

Finding the Fourth Proportional to 514,152.45, 771,386.22 and 230,082.12

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Solution

The fourth proportional to 514,152.45, 771,386.22 and 230,082.12 is: 345,193.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,152.45 : 771,386.22 = 230,082.12 : x
  2. Step 2: Convert to fraction form
    514,152.45/771,386.22 = 230,082.12/x
  3. Step 3: Cross multiply
    514,152.45x = 771,386.22 × 230,082.12
  4. Step 4: Simplify right side
    514,152.45x = 177,482,176,836.39
  5. Step 5: Solve for x
    x = 177,482,176,836.39/514,152.45
  6. Step 6: Final answer
    x = 345,193.68

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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.