Home / 896,363.71-1,236,945.90-488,456.80

Finding the Fourth Proportional to 896,363.71, 1,236,945.90 and 488,456.80

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Solution

The fourth proportional to 896,363.71, 1,236,945.90 and 488,456.80 is: 674,050.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,363.71 : 1,236,945.90 = 488,456.80 : x
  2. Step 2: Convert to fraction form
    896,363.71/1,236,945.90 = 488,456.80/x
  3. Step 3: Cross multiply
    896,363.71x = 1,236,945.90 × 488,456.80
  4. Step 4: Simplify right side
    896,363.71x = 604,194,631,461.23
  5. Step 5: Solve for x
    x = 604,194,631,461.23/896,363.71
  6. Step 6: Final answer
    x = 674,050.75

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1.5x scale

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.