Home / 922,636.47-1,273,269.87-535,422.06

Finding the Fourth Proportional to 922,636.47, 1,273,269.87 and 535,422.06

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Solution

The fourth proportional to 922,636.47, 1,273,269.87 and 535,422.06 is: 738,900.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,636.47 : 1,273,269.87 = 535,422.06 : x
  2. Step 2: Convert to fraction form
    922,636.47/1,273,269.87 = 535,422.06/x
  3. Step 3: Cross multiply
    922,636.47x = 1,273,269.87 × 535,422.06
  4. Step 4: Simplify right side
    922,636.47x = 681,736,776,731.33
  5. Step 5: Solve for x
    x = 681,736,776,731.33/922,636.47
  6. Step 6: Final answer
    x = 738,900.75

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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.