Home / 790,261.58-1,090,562.27-427,685.73

Finding the Fourth Proportional to 790,261.58, 1,090,562.27 and 427,685.73

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Solution

The fourth proportional to 790,261.58, 1,090,562.27 and 427,685.73 is: 590,207.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,261.58 : 1,090,562.27 = 427,685.73 : x
  2. Step 2: Convert to fraction form
    790,261.58/1,090,562.27 = 427,685.73/x
  3. Step 3: Cross multiply
    790,261.58x = 1,090,562.27 × 427,685.73
  4. Step 4: Simplify right side
    790,261.58x = 466,417,918,416.98
  5. Step 5: Solve for x
    x = 466,417,918,416.98/790,261.58
  6. Step 6: Final answer
    x = 590,207.01

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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.