Home / 746,258.88-1,029,864.79-424,023.56

Finding the Fourth Proportional to 746,258.88, 1,029,864.79 and 424,023.56

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Solution

The fourth proportional to 746,258.88, 1,029,864.79 and 424,023.56 is: 585,168.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,258.88 : 1,029,864.79 = 424,023.56 : x
  2. Step 2: Convert to fraction form
    746,258.88/1,029,864.79 = 424,023.56/x
  3. Step 3: Cross multiply
    746,258.88x = 1,029,864.79 × 424,023.56
  4. Step 4: Simplify right side
    746,258.88x = 436,686,934,574.45
  5. Step 5: Solve for x
    x = 436,686,934,574.45/746,258.88
  6. Step 6: Final answer
    x = 585,168.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.