Home / 897,026.13-1,345,766.40-297,990.23

Finding the Fourth Proportional to 897,026.13, 1,345,766.40 and 297,990.23

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Solution

The fourth proportional to 897,026.13, 1,345,766.40 and 297,990.23 is: 447,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,026.13 : 1,345,766.40 = 297,990.23 : x
  2. Step 2: Convert to fraction form
    897,026.13/1,345,766.40 = 297,990.23/x
  3. Step 3: Cross multiply
    897,026.13x = 1,345,766.40 × 297,990.23
  4. Step 4: Simplify right side
    897,026.13x = 401,025,232,333.44
  5. Step 5: Solve for x
    x = 401,025,232,333.44/897,026.13
  6. Step 6: Final answer
    x = 447,060.81

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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.