Home / 884,089.60-1,326,134.40-293,113.60

Finding the Fourth Proportional to 884,089.60, 1,326,134.40 and 293,113.60

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Solution

The fourth proportional to 884,089.60, 1,326,134.40 and 293,113.60 is: 439,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,089.60 : 1,326,134.40 = 293,113.60 : x
  2. Step 2: Convert to fraction form
    884,089.60/1,326,134.40 = 293,113.60/x
  3. Step 3: Cross multiply
    884,089.60x = 1,326,134.40 × 293,113.60
  4. Step 4: Simplify right side
    884,089.60x = 388,708,028,067.84
  5. Step 5: Solve for x
    x = 388,708,028,067.84/884,089.60
  6. Step 6: Final answer
    x = 439,670.40

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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.