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Finding the Fourth Proportional to 604,427.60, 906,641.40 and 183,648.80

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Solution

The fourth proportional to 604,427.60, 906,641.40 and 183,648.80 is: 275,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,427.60 : 906,641.40 = 183,648.80 : x
  2. Step 2: Convert to fraction form
    604,427.60/906,641.40 = 183,648.80/x
  3. Step 3: Cross multiply
    604,427.60x = 906,641.40 × 183,648.80
  4. Step 4: Simplify right side
    604,427.60x = 166,503,605,140.32
  5. Step 5: Solve for x
    x = 166,503,605,140.32/604,427.60
  6. Step 6: Final answer
    x = 275,473.20

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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.