Home / 475,831.26-656,647.56-260,975.52

Finding the Fourth Proportional to 475,831.26, 656,647.56 and 260,975.52

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Solution

The fourth proportional to 475,831.26, 656,647.56 and 260,975.52 is: 360,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,831.26 : 656,647.56 = 260,975.52 : x
  2. Step 2: Convert to fraction form
    475,831.26/656,647.56 = 260,975.52/x
  3. Step 3: Cross multiply
    475,831.26x = 656,647.56 × 260,975.52
  4. Step 4: Simplify right side
    475,831.26x = 171,368,938,427.73
  5. Step 5: Solve for x
    x = 171,368,938,427.73/475,831.26
  6. Step 6: Final answer
    x = 360,146.45

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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.