Home / 941,779.68-1,412,531.28-310,612.56

Finding the Fourth Proportional to 941,779.68, 1,412,531.28 and 310,612.56

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Solution

The fourth proportional to 941,779.68, 1,412,531.28 and 310,612.56 is: 465,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,779.68 : 1,412,531.28 = 310,612.56 : x
  2. Step 2: Convert to fraction form
    941,779.68/1,412,531.28 = 310,612.56/x
  3. Step 3: Cross multiply
    941,779.68x = 1,412,531.28 × 310,612.56
  4. Step 4: Simplify right side
    941,779.68x = 438,749,956,960.88
  5. Step 5: Solve for x
    x = 438,749,956,960.88/941,779.68
  6. Step 6: Final answer
    x = 465,873.25

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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.