Home / 1,013,494.47-1,398,656.25-554,599.23

Finding the Fourth Proportional to 1,013,494.47, 1,398,656.25 and 554,599.23

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Solution

The fourth proportional to 1,013,494.47, 1,398,656.25 and 554,599.23 is: 765,365.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,494.47 : 1,398,656.25 = 554,599.23 : x
  2. Step 2: Convert to fraction form
    1,013,494.47/1,398,656.25 = 554,599.23/x
  3. Step 3: Cross multiply
    1,013,494.47x = 1,398,656.25 × 554,599.23
  4. Step 4: Simplify right side
    1,013,494.47x = 775,693,679,284.69
  5. Step 5: Solve for x
    x = 775,693,679,284.69/1,013,494.47
  6. Step 6: Final answer
    x = 765,365.48

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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.