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Finding the Fourth Proportional to 464,741.70, 697,112.55 and 436,748.10

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Solution

The fourth proportional to 464,741.70, 697,112.55 and 436,748.10 is: 655,122.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,741.70 : 697,112.55 = 436,748.10 : x
  2. Step 2: Convert to fraction form
    464,741.70/697,112.55 = 436,748.10/x
  3. Step 3: Cross multiply
    464,741.70x = 697,112.55 × 436,748.10
  4. Step 4: Simplify right side
    464,741.70x = 304,462,581,698.66
  5. Step 5: Solve for x
    x = 304,462,581,698.66/464,741.70
  6. Step 6: Final answer
    x = 655,122.15

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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.