Home / 876,492.14-1,209,534.60-494,554.46

Finding the Fourth Proportional to 876,492.14, 1,209,534.60 and 494,554.46

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Solution

The fourth proportional to 876,492.14, 1,209,534.60 and 494,554.46 is: 682,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,492.14 : 1,209,534.60 = 494,554.46 : x
  2. Step 2: Convert to fraction form
    876,492.14/1,209,534.60 = 494,554.46/x
  3. Step 3: Cross multiply
    876,492.14x = 1,209,534.60 × 494,554.46
  4. Step 4: Simplify right side
    876,492.14x = 598,180,730,954.32
  5. Step 5: Solve for x
    x = 598,180,730,954.32/876,492.14
  6. Step 6: Final answer
    x = 682,471.30

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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.