Home / 942,681.04-1,414,242.96-311,594.80

Finding the Fourth Proportional to 942,681.04, 1,414,242.96 and 311,594.80

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Solution

The fourth proportional to 942,681.04, 1,414,242.96 and 311,594.80 is: 467,465.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,681.04 : 1,414,242.96 = 311,594.80 : x
  2. Step 2: Convert to fraction form
    942,681.04/1,414,242.96 = 311,594.80/x
  3. Step 3: Cross multiply
    942,681.04x = 1,414,242.96 × 311,594.80
  4. Step 4: Simplify right side
    942,681.04x = 440,670,752,272.61
  5. Step 5: Solve for x
    x = 440,670,752,272.61/942,681.04
  6. Step 6: Final answer
    x = 467,465.38

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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.