Home / 1,011,304.81-1,395,605.40-552,425.74

Finding the Fourth Proportional to 1,011,304.81, 1,395,605.40 and 552,425.74

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Solution

The fourth proportional to 1,011,304.81, 1,395,605.40 and 552,425.74 is: 762,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,304.81 : 1,395,605.40 = 552,425.74 : x
  2. Step 2: Convert to fraction form
    1,011,304.81/1,395,605.40 = 552,425.74/x
  3. Step 3: Cross multiply
    1,011,304.81x = 1,395,605.40 × 552,425.74
  4. Step 4: Simplify right side
    1,011,304.81x = 770,968,340,282.39
  5. Step 5: Solve for x
    x = 770,968,340,282.39/1,011,304.81
  6. Step 6: Final answer
    x = 762,350.12

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1.5x scale

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.