Home / 841,531.96-1,262,667.90-442,079.92

Finding the Fourth Proportional to 841,531.96, 1,262,667.90 and 442,079.92

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Solution

The fourth proportional to 841,531.96, 1,262,667.90 and 442,079.92 is: 663,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,531.96 : 1,262,667.90 = 442,079.92 : x
  2. Step 2: Convert to fraction form
    841,531.96/1,262,667.90 = 442,079.92/x
  3. Step 3: Cross multiply
    841,531.96x = 1,262,667.90 × 442,079.92
  4. Step 4: Simplify right side
    841,531.96x = 558,200,124,218.57
  5. Step 5: Solve for x
    x = 558,200,124,218.57/841,531.96
  6. Step 6: Final answer
    x = 663,314.23

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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.