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Finding the Fourth Proportional to 464,427.60, 696,641.40 and 446,712.90

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Solution

The fourth proportional to 464,427.60, 696,641.40 and 446,712.90 is: 670,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,427.60 : 696,641.40 = 446,712.90 : x
  2. Step 2: Convert to fraction form
    464,427.60/696,641.40 = 446,712.90/x
  3. Step 3: Cross multiply
    464,427.60x = 696,641.40 × 446,712.90
  4. Step 4: Simplify right side
    464,427.60x = 311,198,700,054.06
  5. Step 5: Solve for x
    x = 311,198,700,054.06/464,427.60
  6. Step 6: Final answer
    x = 670,069.35

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Similar ratio
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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.