Home / 756,038.16-1,134,206.28-216,299.52

Finding the Fourth Proportional to 756,038.16, 1,134,206.28 and 216,299.52

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Solution

The fourth proportional to 756,038.16, 1,134,206.28 and 216,299.52 is: 324,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,038.16 : 1,134,206.28 = 216,299.52 : x
  2. Step 2: Convert to fraction form
    756,038.16/1,134,206.28 = 216,299.52/x
  3. Step 3: Cross multiply
    756,038.16x = 1,134,206.28 × 216,299.52
  4. Step 4: Simplify right side
    756,038.16x = 245,328,273,944.99
  5. Step 5: Solve for x
    x = 245,328,273,944.99/756,038.16
  6. Step 6: Final answer
    x = 324,491.92

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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.