Home / 742,006.20-1,113,009.30-181,040.70

Finding the Fourth Proportional to 742,006.20, 1,113,009.30 and 181,040.70

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Solution

The fourth proportional to 742,006.20, 1,113,009.30 and 181,040.70 is: 271,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,006.20 : 1,113,009.30 = 181,040.70 : x
  2. Step 2: Convert to fraction form
    742,006.20/1,113,009.30 = 181,040.70/x
  3. Step 3: Cross multiply
    742,006.20x = 1,113,009.30 × 181,040.70
  4. Step 4: Simplify right side
    742,006.20x = 201,499,982,778.51
  5. Step 5: Solve for x
    x = 201,499,982,778.51/742,006.20
  6. Step 6: Final answer
    x = 271,561.05

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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.