Home / 769,429.63-1,154,089.74-236,895.13

Finding the Fourth Proportional to 769,429.63, 1,154,089.74 and 236,895.13

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Solution

The fourth proportional to 769,429.63, 1,154,089.74 and 236,895.13 is: 355,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,429.63 : 1,154,089.74 = 236,895.13 : x
  2. Step 2: Convert to fraction form
    769,429.63/1,154,089.74 = 236,895.13/x
  3. Step 3: Cross multiply
    769,429.63x = 1,154,089.74 × 236,895.13
  4. Step 4: Simplify right side
    769,429.63x = 273,398,238,988.97
  5. Step 5: Solve for x
    x = 273,398,238,988.97/769,429.63
  6. Step 6: Final answer
    x = 355,325.85

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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.