Home / 974,140.90-1,344,329.67-544,448.86

Finding the Fourth Proportional to 974,140.90, 1,344,329.67 and 544,448.86

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Solution

The fourth proportional to 974,140.90, 1,344,329.67 and 544,448.86 is: 751,347.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,140.90 : 1,344,329.67 = 544,448.86 : x
  2. Step 2: Convert to fraction form
    974,140.90/1,344,329.67 = 544,448.86/x
  3. Step 3: Cross multiply
    974,140.90x = 1,344,329.67 × 544,448.86
  4. Step 4: Simplify right side
    974,140.90x = 731,918,756,295.68
  5. Step 5: Solve for x
    x = 731,918,756,295.68/974,140.90
  6. Step 6: Final answer
    x = 751,347.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.