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Finding the Fourth Proportional to 464,843.70, 697,265.55 and 436,850.10

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Solution

The fourth proportional to 464,843.70, 697,265.55 and 436,850.10 is: 655,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,843.70 : 697,265.55 = 436,850.10 : x
  2. Step 2: Convert to fraction form
    464,843.70/697,265.55 = 436,850.10/x
  3. Step 3: Cross multiply
    464,843.70x = 697,265.55 × 436,850.10
  4. Step 4: Simplify right side
    464,843.70x = 304,600,525,244.06
  5. Step 5: Solve for x
    x = 304,600,525,244.06/464,843.70
  6. Step 6: Final answer
    x = 655,275.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.