Home / 1,335,148.05-1,842,496.73-723,312.73

Finding the Fourth Proportional to 1,335,148.05, 1,842,496.73 and 723,312.73

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Solution

The fourth proportional to 1,335,148.05, 1,842,496.73 and 723,312.73 is: 998,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,148.05 : 1,842,496.73 = 723,312.73 : x
  2. Step 2: Convert to fraction form
    1,335,148.05/1,842,496.73 = 723,312.73/x
  3. Step 3: Cross multiply
    1,335,148.05x = 1,842,496.73 × 723,312.73
  4. Step 4: Simplify right side
    1,335,148.05x = 1,332,701,331,569.57
  5. Step 5: Solve for x
    x = 1,332,701,331,569.57/1,335,148.05
  6. Step 6: Final answer
    x = 998,167.46

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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.