Home / 926,266.72-1,389,374.16-295,218.40

Finding the Fourth Proportional to 926,266.72, 1,389,374.16 and 295,218.40

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Solution

The fourth proportional to 926,266.72, 1,389,374.16 and 295,218.40 is: 442,819.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,266.72 : 1,389,374.16 = 295,218.40 : x
  2. Step 2: Convert to fraction form
    926,266.72/1,389,374.16 = 295,218.40/x
  3. Step 3: Cross multiply
    926,266.72x = 1,389,374.16 × 295,218.40
  4. Step 4: Simplify right side
    926,266.72x = 410,168,816,516.54
  5. Step 5: Solve for x
    x = 410,168,816,516.54/926,266.72
  6. Step 6: Final answer
    x = 442,819.34

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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.