Home / 837,347.68-1,255,453.14-426,006.04

Finding the Fourth Proportional to 837,347.68, 1,255,453.14 and 426,006.04

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Solution

The fourth proportional to 837,347.68, 1,255,453.14 and 426,006.04 is: 638,719.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,347.68 : 1,255,453.14 = 426,006.04 : x
  2. Step 2: Convert to fraction form
    837,347.68/1,255,453.14 = 426,006.04/x
  3. Step 3: Cross multiply
    837,347.68x = 1,255,453.14 × 426,006.04
  4. Step 4: Simplify right side
    837,347.68x = 534,830,620,576.97
  5. Step 5: Solve for x
    x = 534,830,620,576.97/837,347.68
  6. Step 6: Final answer
    x = 638,719.89

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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.