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Finding the Fourth Proportional to 446,787.53, 616,656.51 and 265,464.61

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Solution

The fourth proportional to 446,787.53, 616,656.51 and 265,464.61 is: 366,394.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,787.53 : 616,656.51 = 265,464.61 : x
  2. Step 2: Convert to fraction form
    446,787.53/616,656.51 = 265,464.61/x
  3. Step 3: Cross multiply
    446,787.53x = 616,656.51 × 265,464.61
  4. Step 4: Simplify right side
    446,787.53x = 163,700,478,389.47
  5. Step 5: Solve for x
    x = 163,700,478,389.47/446,787.53
  6. Step 6: Final answer
    x = 366,394.47

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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.