Home / 889,175.04-1,227,061.60-486,767.04

Finding the Fourth Proportional to 889,175.04, 1,227,061.60 and 486,767.04

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Solution

The fourth proportional to 889,175.04, 1,227,061.60 and 486,767.04 is: 671,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,175.04 : 1,227,061.60 = 486,767.04 : x
  2. Step 2: Convert to fraction form
    889,175.04/1,227,061.60 = 486,767.04/x
  3. Step 3: Cross multiply
    889,175.04x = 1,227,061.60 × 486,767.04
  4. Step 4: Simplify right side
    889,175.04x = 597,293,142,929.66
  5. Step 5: Solve for x
    x = 597,293,142,929.66/889,175.04
  6. Step 6: Final answer
    x = 671,738.54

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Double scale
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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.