Home / 767,045.53-1,150,734.40-293,730.91

Finding the Fourth Proportional to 767,045.53, 1,150,734.40 and 293,730.91

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Solution

The fourth proportional to 767,045.53, 1,150,734.40 and 293,730.91 is: 440,659.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,045.53 : 1,150,734.40 = 293,730.91 : x
  2. Step 2: Convert to fraction form
    767,045.53/1,150,734.40 = 293,730.91/x
  3. Step 3: Cross multiply
    767,045.53x = 1,150,734.40 × 293,730.91
  4. Step 4: Simplify right side
    767,045.53x = 338,006,258,869.14
  5. Step 5: Solve for x
    x = 338,006,258,869.14/767,045.53
  6. Step 6: Final answer
    x = 440,659.97

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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.