Home / 982,938.28-1,356,498.48-553,246.24

Finding the Fourth Proportional to 982,938.28, 1,356,498.48 and 553,246.24

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Solution

The fourth proportional to 982,938.28, 1,356,498.48 and 553,246.24 is: 763,504.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,938.28 : 1,356,498.48 = 553,246.24 : x
  2. Step 2: Convert to fraction form
    982,938.28/1,356,498.48 = 553,246.24/x
  3. Step 3: Cross multiply
    982,938.28x = 1,356,498.48 × 553,246.24
  4. Step 4: Simplify right side
    982,938.28x = 750,477,683,625.72
  5. Step 5: Solve for x
    x = 750,477,683,625.72/982,938.28
  6. Step 6: Final answer
    x = 763,504.38

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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.