Home / 514,288.24-709,702.08-284,836.42

Finding the Fourth Proportional to 514,288.24, 709,702.08 and 284,836.42

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Solution

The fourth proportional to 514,288.24, 709,702.08 and 284,836.42 is: 393,065.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,288.24 : 709,702.08 = 284,836.42 : x
  2. Step 2: Convert to fraction form
    514,288.24/709,702.08 = 284,836.42/x
  3. Step 3: Cross multiply
    514,288.24x = 709,702.08 × 284,836.42
  4. Step 4: Simplify right side
    514,288.24x = 202,148,999,733.75
  5. Step 5: Solve for x
    x = 202,148,999,733.75/514,288.24
  6. Step 6: Final answer
    x = 393,065.57

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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.