Home / 884,346.93-1,326,520.40-219,498.93

Finding the Fourth Proportional to 884,346.93, 1,326,520.40 and 219,498.93

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Solution

The fourth proportional to 884,346.93, 1,326,520.40 and 219,498.93 is: 329,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,346.93 : 1,326,520.40 = 219,498.93 : x
  2. Step 2: Convert to fraction form
    884,346.93/1,326,520.40 = 219,498.93/x
  3. Step 3: Cross multiply
    884,346.93x = 1,326,520.40 × 219,498.93
  4. Step 4: Simplify right side
    884,346.93x = 291,169,807,325.68
  5. Step 5: Solve for x
    x = 291,169,807,325.68/884,346.93
  6. Step 6: Final answer
    x = 329,248.40

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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.