Home / 790,530.06-1,090,931.85-427,953.93

Finding the Fourth Proportional to 790,530.06, 1,090,931.85 and 427,953.93

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Solution

The fourth proportional to 790,530.06, 1,090,931.85 and 427,953.93 is: 590,576.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,530.06 : 1,090,931.85 = 427,953.93 : x
  2. Step 2: Convert to fraction form
    790,530.06/1,090,931.85 = 427,953.93/x
  3. Step 3: Cross multiply
    790,530.06x = 1,090,931.85 × 427,953.93
  4. Step 4: Simplify right side
    790,530.06x = 466,868,568,478.68
  5. Step 5: Solve for x
    x = 466,868,568,478.68/790,530.06
  6. Step 6: Final answer
    x = 590,576.61

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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.