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Finding the Fourth Proportional to 407,851.90, 562,925.58 and 226,626.10

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Solution

The fourth proportional to 407,851.90, 562,925.58 and 226,626.10 is: 312,794.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,851.90 : 562,925.58 = 226,626.10 : x
  2. Step 2: Convert to fraction form
    407,851.90/562,925.58 = 226,626.10/x
  3. Step 3: Cross multiply
    407,851.90x = 562,925.58 × 226,626.10
  4. Step 4: Simplify right side
    407,851.90x = 127,573,628,785.64
  5. Step 5: Solve for x
    x = 127,573,628,785.64/407,851.90
  6. Step 6: Final answer
    x = 312,794.00

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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.