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Finding the Fourth Proportional to 454,541.76, 627,262.52 and 260,954.07

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Solution

The fourth proportional to 454,541.76, 627,262.52 and 260,954.07 is: 360,113.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,541.76 : 627,262.52 = 260,954.07 : x
  2. Step 2: Convert to fraction form
    454,541.76/627,262.52 = 260,954.07/x
  3. Step 3: Cross multiply
    454,541.76x = 627,262.52 × 260,954.07
  4. Step 4: Simplify right side
    454,541.76x = 163,686,707,552.46
  5. Step 5: Solve for x
    x = 163,686,707,552.46/454,541.76
  6. Step 6: Final answer
    x = 360,113.68

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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.