Home / 897,138.24-1,345,967.08-266,067.24

Finding the Fourth Proportional to 897,138.24, 1,345,967.08 and 266,067.24

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Solution

The fourth proportional to 897,138.24, 1,345,967.08 and 266,067.24 is: 399,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,138.24 : 1,345,967.08 = 266,067.24 : x
  2. Step 2: Convert to fraction form
    897,138.24/1,345,967.08 = 266,067.24/x
  3. Step 3: Cross multiply
    897,138.24x = 1,345,967.08 × 266,067.24
  4. Step 4: Simplify right side
    897,138.24x = 358,117,746,106.46
  5. Step 5: Solve for x
    x = 358,117,746,106.46/897,138.24
  6. Step 6: Final answer
    x = 399,177.89

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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.