Home / 742,422.01-1,024,013.10-681,365.01

Finding the Fourth Proportional to 742,422.01, 1,024,013.10 and 681,365.01

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Solution

The fourth proportional to 742,422.01, 1,024,013.10 and 681,365.01 is: 939,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,422.01 : 1,024,013.10 = 681,365.01 : x
  2. Step 2: Convert to fraction form
    742,422.01/1,024,013.10 = 681,365.01/x
  3. Step 3: Cross multiply
    742,422.01x = 1,024,013.10 × 681,365.01
  4. Step 4: Simplify right side
    742,422.01x = 697,726,696,121.63
  5. Step 5: Solve for x
    x = 697,726,696,121.63/742,422.01
  6. Step 6: Final answer
    x = 939,797.97

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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.