Home / 461,910.16-637,296.72-268,280.53

Finding the Fourth Proportional to 461,910.16, 637,296.72 and 268,280.53

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Solution

The fourth proportional to 461,910.16, 637,296.72 and 268,280.53 is: 370,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,910.16 : 637,296.72 = 268,280.53 : x
  2. Step 2: Convert to fraction form
    461,910.16/637,296.72 = 268,280.53/x
  3. Step 3: Cross multiply
    461,910.16x = 637,296.72 × 268,280.53
  4. Step 4: Simplify right side
    461,910.16x = 170,974,301,808.86
  5. Step 5: Solve for x
    x = 170,974,301,808.86/461,910.16
  6. Step 6: Final answer
    x = 370,146.22

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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.