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Finding the Fourth Proportional to 454,587.24, 627,204.42 and 260,994

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Solution

The fourth proportional to 454,587.24, 627,204.42 and 260,994 is: 360,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,587.24 : 627,204.42 = 260,994 : x
  2. Step 2: Convert to fraction form
    454,587.24/627,204.42 = 260,994/x
  3. Step 3: Cross multiply
    454,587.24x = 627,204.42 × 260,994
  4. Step 4: Simplify right side
    454,587.24x = 163,696,590,393.48
  5. Step 5: Solve for x
    x = 163,696,590,393.48/454,587.24
  6. Step 6: Final answer
    x = 360,099.40

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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.