Home / 884,465.40-1,326,698.10-219,617.40

Finding the Fourth Proportional to 884,465.40, 1,326,698.10 and 219,617.40

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Solution

The fourth proportional to 884,465.40, 1,326,698.10 and 219,617.40 is: 329,426.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,465.40 : 1,326,698.10 = 219,617.40 : x
  2. Step 2: Convert to fraction form
    884,465.40/1,326,698.10 = 219,617.40/x
  3. Step 3: Cross multiply
    884,465.40x = 1,326,698.10 × 219,617.40
  4. Step 4: Simplify right side
    884,465.40x = 291,365,987,306.94
  5. Step 5: Solve for x
    x = 291,365,987,306.94/884,465.40
  6. Step 6: Final answer
    x = 329,426.10

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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.