Home / 942,316.52-1,413,175.26-311,112.68

Finding the Fourth Proportional to 942,316.52, 1,413,175.26 and 311,112.68

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Solution

The fourth proportional to 942,316.52, 1,413,175.26 and 311,112.68 is: 466,570.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,316.52 : 1,413,175.26 = 311,112.68 : x
  2. Step 2: Convert to fraction form
    942,316.52/1,413,175.26 = 311,112.68/x
  3. Step 3: Cross multiply
    942,316.52x = 1,413,175.26 × 311,112.68
  4. Step 4: Simplify right side
    942,316.52x = 439,656,742,448.30
  5. Step 5: Solve for x
    x = 439,656,742,448.30/942,316.52
  6. Step 6: Final answer
    x = 466,570.13

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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.