Home / 898,145.25-1,346,937.57-298,966.38

Finding the Fourth Proportional to 898,145.25, 1,346,937.57 and 298,966.38

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Solution

The fourth proportional to 898,145.25, 1,346,937.57 and 298,966.38 is: 448,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,145.25 : 1,346,937.57 = 298,966.38 : x
  2. Step 2: Convert to fraction form
    898,145.25/1,346,937.57 = 298,966.38/x
  3. Step 3: Cross multiply
    898,145.25x = 1,346,937.57 × 298,966.38
  4. Step 4: Simplify right side
    898,145.25x = 402,689,049,388.90
  5. Step 5: Solve for x
    x = 402,689,049,388.90/898,145.25
  6. Step 6: Final answer
    x = 448,356.26

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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.