Home / 835,246.76-1,252,870.07-302,768.28

Finding the Fourth Proportional to 835,246.76, 1,252,870.07 and 302,768.28

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Solution

The fourth proportional to 835,246.76, 1,252,870.07 and 302,768.28 is: 454,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,246.76 : 1,252,870.07 = 302,768.28 : x
  2. Step 2: Convert to fraction form
    835,246.76/1,252,870.07 = 302,768.28/x
  3. Step 3: Cross multiply
    835,246.76x = 1,252,870.07 × 302,768.28
  4. Step 4: Simplify right side
    835,246.76x = 379,329,314,643.54
  5. Step 5: Solve for x
    x = 379,329,314,643.54/835,246.76
  6. Step 6: Final answer
    x = 454,152.40

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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.