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Finding the Fourth Proportional to 265,398.71, 366,260.58 and 150,688.03

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Solution

The fourth proportional to 265,398.71, 366,260.58 and 150,688.03 is: 207,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,398.71 : 366,260.58 = 150,688.03 : x
  2. Step 2: Convert to fraction form
    265,398.71/366,260.58 = 150,688.03/x
  3. Step 3: Cross multiply
    265,398.71x = 366,260.58 × 150,688.03
  4. Step 4: Simplify right side
    265,398.71x = 55,191,085,266.86
  5. Step 5: Solve for x
    x = 55,191,085,266.86/265,398.71
  6. Step 6: Final answer
    x = 207,955.36

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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.