Home / 908,054.51-1,253,115.16-526,302.72

Finding the Fourth Proportional to 908,054.51, 1,253,115.16 and 526,302.72

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Solution

The fourth proportional to 908,054.51, 1,253,115.16 and 526,302.72 is: 726,297.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,054.51 : 1,253,115.16 = 526,302.72 : x
  2. Step 2: Convert to fraction form
    908,054.51/1,253,115.16 = 526,302.72/x
  3. Step 3: Cross multiply
    908,054.51x = 1,253,115.16 × 526,302.72
  4. Step 4: Simplify right side
    908,054.51x = 659,517,915,865.48
  5. Step 5: Solve for x
    x = 659,517,915,865.48/908,054.51
  6. Step 6: Final answer
    x = 726,297.72

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Double scale
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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.