Home / 742,326.36-1,113,479.82-181,365.72

Finding the Fourth Proportional to 742,326.36, 1,113,479.82 and 181,365.72

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Solution

The fourth proportional to 742,326.36, 1,113,479.82 and 181,365.72 is: 272,046.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,326.36 : 1,113,479.82 = 181,365.72 : x
  2. Step 2: Convert to fraction form
    742,326.36/1,113,479.82 = 181,365.72/x
  3. Step 3: Cross multiply
    742,326.36x = 1,113,479.82 × 181,365.72
  4. Step 4: Simplify right side
    742,326.36x = 201,947,069,259.77
  5. Step 5: Solve for x
    x = 201,947,069,259.77/742,326.36
  6. Step 6: Final answer
    x = 272,046.21

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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.