Home / 514,700.30-710,325.78-296,948

Finding the Fourth Proportional to 514,700.30, 710,325.78 and 296,948

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Solution

The fourth proportional to 514,700.30, 710,325.78 and 296,948 is: 409,810.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,700.30 : 710,325.78 = 296,948 : x
  2. Step 2: Convert to fraction form
    514,700.30/710,325.78 = 296,948/x
  3. Step 3: Cross multiply
    514,700.30x = 710,325.78 × 296,948
  4. Step 4: Simplify right side
    514,700.30x = 210,929,819,719.44
  5. Step 5: Solve for x
    x = 210,929,819,719.44/514,700.30
  6. Step 6: Final answer
    x = 409,810.95

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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.