Home / 742,266.18-1,113,389.55-181,305.54

Finding the Fourth Proportional to 742,266.18, 1,113,389.55 and 181,305.54

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Solution

The fourth proportional to 742,266.18, 1,113,389.55 and 181,305.54 is: 271,955.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,266.18 : 1,113,389.55 = 181,305.54 : x
  2. Step 2: Convert to fraction form
    742,266.18/1,113,389.55 = 181,305.54/x
  3. Step 3: Cross multiply
    742,266.18x = 1,113,389.55 × 181,305.54
  4. Step 4: Simplify right side
    742,266.18x = 201,863,693,593.11
  5. Step 5: Solve for x
    x = 201,863,693,593.11/742,266.18
  6. Step 6: Final answer
    x = 271,955.94

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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.