Home / 746,326.15-1,029,930.39-424,036.67

Finding the Fourth Proportional to 746,326.15, 1,029,930.39 and 424,036.67

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Solution

The fourth proportional to 746,326.15, 1,029,930.39 and 424,036.67 is: 585,170.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,326.15 : 1,029,930.39 = 424,036.67 : x
  2. Step 2: Convert to fraction form
    746,326.15/1,029,930.39 = 424,036.67/x
  3. Step 3: Cross multiply
    746,326.15x = 1,029,930.39 × 424,036.67
  4. Step 4: Simplify right side
    746,326.15x = 436,728,250,787.22
  5. Step 5: Solve for x
    x = 436,728,250,787.22/746,326.15
  6. Step 6: Final answer
    x = 585,170.77

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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.