Home / 942,022.60-1,413,254.40-310,935.80

Finding the Fourth Proportional to 942,022.60, 1,413,254.40 and 310,935.80

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Solution

The fourth proportional to 942,022.60, 1,413,254.40 and 310,935.80 is: 466,476.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,022.60 : 1,413,254.40 = 310,935.80 : x
  2. Step 2: Convert to fraction form
    942,022.60/1,413,254.40 = 310,935.80/x
  3. Step 3: Cross multiply
    942,022.60x = 1,413,254.40 × 310,935.80
  4. Step 4: Simplify right side
    942,022.60x = 439,431,387,467.52
  5. Step 5: Solve for x
    x = 439,431,387,467.52/942,022.60
  6. Step 6: Final answer
    x = 466,476.48

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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.