Home / 942,915.51-1,301,251.01-513,223.47

Finding the Fourth Proportional to 942,915.51, 1,301,251.01 and 513,223.47

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Solution

The fourth proportional to 942,915.51, 1,301,251.01 and 513,223.47 is: 708,263.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,915.51 : 1,301,251.01 = 513,223.47 : x
  2. Step 2: Convert to fraction form
    942,915.51/1,301,251.01 = 513,223.47/x
  3. Step 3: Cross multiply
    942,915.51x = 1,301,251.01 × 513,223.47
  4. Step 4: Simplify right side
    942,915.51x = 667,832,556,127.09
  5. Step 5: Solve for x
    x = 667,832,556,127.09/942,915.51
  6. Step 6: Final answer
    x = 708,263.41

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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.