Home / 843,256.16-1,264,877.52-344,270.24

Finding the Fourth Proportional to 843,256.16, 1,264,877.52 and 344,270.24

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Solution

The fourth proportional to 843,256.16, 1,264,877.52 and 344,270.24 is: 516,402.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,256.16 : 1,264,877.52 = 344,270.24 : x
  2. Step 2: Convert to fraction form
    843,256.16/1,264,877.52 = 344,270.24/x
  3. Step 3: Cross multiply
    843,256.16x = 1,264,877.52 × 344,270.24
  4. Step 4: Simplify right side
    843,256.16x = 435,459,687,381.01
  5. Step 5: Solve for x
    x = 435,459,687,381.01/843,256.16
  6. Step 6: Final answer
    x = 516,402.62

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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.