Home / 474,810.47-655,240.36-259,970.52

Finding the Fourth Proportional to 474,810.47, 655,240.36 and 259,970.52

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Solution

The fourth proportional to 474,810.47, 655,240.36 and 259,970.52 is: 358,760.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,810.47 : 655,240.36 = 259,970.52 : x
  2. Step 2: Convert to fraction form
    474,810.47/655,240.36 = 259,970.52/x
  3. Step 3: Cross multiply
    474,810.47x = 655,240.36 × 259,970.52
  4. Step 4: Simplify right side
    474,810.47x = 170,343,177,114.19
  5. Step 5: Solve for x
    x = 170,343,177,114.19/474,810.47
  6. Step 6: Final answer
    x = 358,760.36

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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.