Home / 974,895.47-1,345,330.65-539,301.50

Finding the Fourth Proportional to 974,895.47, 1,345,330.65 and 539,301.50

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Solution

The fourth proportional to 974,895.47, 1,345,330.65 and 539,301.50 is: 744,222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,895.47 : 1,345,330.65 = 539,301.50 : x
  2. Step 2: Convert to fraction form
    974,895.47/1,345,330.65 = 539,301.50/x
  3. Step 3: Cross multiply
    974,895.47x = 1,345,330.65 × 539,301.50
  4. Step 4: Simplify right side
    974,895.47x = 725,538,837,540.98
  5. Step 5: Solve for x
    x = 725,538,837,540.98/974,895.47
  6. Step 6: Final answer
    x = 744,222.19

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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.