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Finding the Fourth Proportional to 608,060.20, 912,090.30 and 164,828.20

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Solution

The fourth proportional to 608,060.20, 912,090.30 and 164,828.20 is: 247,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,060.20 : 912,090.30 = 164,828.20 : x
  2. Step 2: Convert to fraction form
    608,060.20/912,090.30 = 164,828.20/x
  3. Step 3: Cross multiply
    608,060.20x = 912,090.30 × 164,828.20
  4. Step 4: Simplify right side
    608,060.20x = 150,338,202,386.46
  5. Step 5: Solve for x
    x = 150,338,202,386.46/608,060.20
  6. Step 6: Final answer
    x = 247,242.30

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Similar ratio
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1.5x scale

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.