Home / 974,894.22-1,345,328.80-539,300.25

Finding the Fourth Proportional to 974,894.22, 1,345,328.80 and 539,300.25

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Solution

The fourth proportional to 974,894.22, 1,345,328.80 and 539,300.25 is: 744,220.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,894.22 : 1,345,328.80 = 539,300.25 : x
  2. Step 2: Convert to fraction form
    974,894.22/1,345,328.80 = 539,300.25/x
  3. Step 3: Cross multiply
    974,894.22x = 1,345,328.80 × 539,300.25
  4. Step 4: Simplify right side
    974,894.22x = 725,536,156,823.95
  5. Step 5: Solve for x
    x = 725,536,156,823.95/974,894.22
  6. Step 6: Final answer
    x = 744,220.39

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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.