Home / 742,480.05-1,113,737.36-181,519.41

Finding the Fourth Proportional to 742,480.05, 1,113,737.36 and 181,519.41

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Solution

The fourth proportional to 742,480.05, 1,113,737.36 and 181,519.41 is: 272,283.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,480.05 : 1,113,737.36 = 181,519.41 : x
  2. Step 2: Convert to fraction form
    742,480.05/1,113,737.36 = 181,519.41/x
  3. Step 3: Cross multiply
    742,480.05x = 1,113,737.36 × 181,519.41
  4. Step 4: Simplify right side
    742,480.05x = 202,164,947,574.56
  5. Step 5: Solve for x
    x = 202,164,947,574.56/742,480.05
  6. Step 6: Final answer
    x = 272,283.34

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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.