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Finding the Fourth Proportional to 464,017.14, 638,802.72 and 416,187.72

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Solution

The fourth proportional to 464,017.14, 638,802.72 and 416,187.72 is: 572,956.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,017.14 : 638,802.72 = 416,187.72 : x
  2. Step 2: Convert to fraction form
    464,017.14/638,802.72 = 416,187.72/x
  3. Step 3: Cross multiply
    464,017.14x = 638,802.72 × 416,187.72
  4. Step 4: Simplify right side
    464,017.14x = 265,861,847,566.60
  5. Step 5: Solve for x
    x = 265,861,847,566.60/464,017.14
  6. Step 6: Final answer
    x = 572,956.95

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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.