Home / 1,155,528.41-1,733,896.98-472,921.97

Finding the Fourth Proportional to 1,155,528.41, 1,733,896.98 and 472,921.97

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Solution

The fourth proportional to 1,155,528.41, 1,733,896.98 and 472,921.97 is: 709,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,528.41 : 1,733,896.98 = 472,921.97 : x
  2. Step 2: Convert to fraction form
    1,155,528.41/1,733,896.98 = 472,921.97/x
  3. Step 3: Cross multiply
    1,155,528.41x = 1,733,896.98 × 472,921.97
  4. Step 4: Simplify right side
    1,155,528.41x = 819,997,966,889.17
  5. Step 5: Solve for x
    x = 819,997,966,889.17/1,155,528.41
  6. Step 6: Final answer
    x = 709,630.30

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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.