Home / 676,543.10-1,014,931.90-227,307.78

Finding the Fourth Proportional to 676,543.10, 1,014,931.90 and 227,307.78

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Solution

The fourth proportional to 676,543.10, 1,014,931.90 and 227,307.78 is: 341,001.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,543.10 : 1,014,931.90 = 227,307.78 : x
  2. Step 2: Convert to fraction form
    676,543.10/1,014,931.90 = 227,307.78/x
  3. Step 3: Cross multiply
    676,543.10x = 1,014,931.90 × 227,307.78
  4. Step 4: Simplify right side
    676,543.10x = 230,701,918,440.97
  5. Step 5: Solve for x
    x = 230,701,918,440.97/676,543.10
  6. Step 6: Final answer
    x = 341,001.07

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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.