Home / 746,258.16-1,029,863.78-424,022.83

Finding the Fourth Proportional to 746,258.16, 1,029,863.78 and 424,022.83

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Solution

The fourth proportional to 746,258.16, 1,029,863.78 and 424,022.83 is: 585,167.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,258.16 : 1,029,863.78 = 424,022.83 : x
  2. Step 2: Convert to fraction form
    746,258.16/1,029,863.78 = 424,022.83/x
  3. Step 3: Cross multiply
    746,258.16x = 1,029,863.78 × 424,022.83
  4. Step 4: Simplify right side
    746,258.16x = 436,685,754,510.10
  5. Step 5: Solve for x
    x = 436,685,754,510.10/746,258.16
  6. Step 6: Final answer
    x = 585,167.14

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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.