Home / 898,402.72-1,347,797.86-258,702.16

Finding the Fourth Proportional to 898,402.72, 1,347,797.86 and 258,702.16

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Solution

The fourth proportional to 898,402.72, 1,347,797.86 and 258,702.16 is: 388,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,402.72 : 1,347,797.86 = 258,702.16 : x
  2. Step 2: Convert to fraction form
    898,402.72/1,347,797.86 = 258,702.16/x
  3. Step 3: Cross multiply
    898,402.72x = 1,347,797.86 × 258,702.16
  4. Step 4: Simplify right side
    898,402.72x = 348,678,217,625.38
  5. Step 5: Solve for x
    x = 348,678,217,625.38/898,402.72
  6. Step 6: Final answer
    x = 388,109.04

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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.