Home / 746,258.40-1,029,864.40-424,023.12

Finding the Fourth Proportional to 746,258.40, 1,029,864.40 and 424,023.12

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Solution

The fourth proportional to 746,258.40, 1,029,864.40 and 424,023.12 is: 585,167.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,258.40 : 1,029,864.40 = 424,023.12 : x
  2. Step 2: Convert to fraction form
    746,258.40/1,029,864.40 = 424,023.12/x
  3. Step 3: Cross multiply
    746,258.40x = 1,029,864.40 × 424,023.12
  4. Step 4: Simplify right side
    746,258.40x = 436,686,316,064.93
  5. Step 5: Solve for x
    x = 436,686,316,064.93/746,258.40
  6. Step 6: Final answer
    x = 585,167.71

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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.