Home / 894,707.22-1,342,154.01-287,342.10

Finding the Fourth Proportional to 894,707.22, 1,342,154.01 and 287,342.10

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Solution

The fourth proportional to 894,707.22, 1,342,154.01 and 287,342.10 is: 431,043.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,707.22 : 1,342,154.01 = 287,342.10 : x
  2. Step 2: Convert to fraction form
    894,707.22/1,342,154.01 = 287,342.10/x
  3. Step 3: Cross multiply
    894,707.22x = 1,342,154.01 × 287,342.10
  4. Step 4: Simplify right side
    894,707.22x = 385,657,351,756.82
  5. Step 5: Solve for x
    x = 385,657,351,756.82/894,707.22
  6. Step 6: Final answer
    x = 431,043.08

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Double scale
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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.