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Finding the Fourth Proportional to 604,876.10, 907,314.15 and 464,908.10

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Solution

The fourth proportional to 604,876.10, 907,314.15 and 464,908.10 is: 697,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,876.10 : 907,314.15 = 464,908.10 : x
  2. Step 2: Convert to fraction form
    604,876.10/907,314.15 = 464,908.10/x
  3. Step 3: Cross multiply
    604,876.10x = 907,314.15 × 464,908.10
  4. Step 4: Simplify right side
    604,876.10x = 421,817,697,579.62
  5. Step 5: Solve for x
    x = 421,817,697,579.62/604,876.10
  6. Step 6: Final answer
    x = 697,362.15

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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.