Home / 927,358.47-1,282,572.13-831,830.31

Finding the Fourth Proportional to 927,358.47, 1,282,572.13 and 831,830.31

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Solution

The fourth proportional to 927,358.47, 1,282,572.13 and 831,830.31 is: 1,150,453.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,358.47 : 1,282,572.13 = 831,830.31 : x
  2. Step 2: Convert to fraction form
    927,358.47/1,282,572.13 = 831,830.31/x
  3. Step 3: Cross multiply
    927,358.47x = 1,282,572.13 × 831,830.31
  4. Step 4: Simplify right side
    927,358.47x = 1,066,882,372,495.26
  5. Step 5: Solve for x
    x = 1,066,882,372,495.26/927,358.47
  6. Step 6: Final answer
    x = 1,150,453.04

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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.