Home / 626,965.24-940,322.12-306,979.24

Finding the Fourth Proportional to 626,965.24, 940,322.12 and 306,979.24

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Solution

The fourth proportional to 626,965.24, 940,322.12 and 306,979.24 is: 460,407.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,965.24 : 940,322.12 = 306,979.24 : x
  2. Step 2: Convert to fraction form
    626,965.24/940,322.12 = 306,979.24/x
  3. Step 3: Cross multiply
    626,965.24x = 940,322.12 × 306,979.24
  4. Step 4: Simplify right side
    626,965.24x = 288,659,369,752.79
  5. Step 5: Solve for x
    x = 288,659,369,752.79/626,965.24
  6. Step 6: Final answer
    x = 460,407.29

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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.