Home / 758,370.04-1,137,789.90-455,102.92

Finding the Fourth Proportional to 758,370.04, 1,137,789.90 and 455,102.92

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Solution

The fourth proportional to 758,370.04, 1,137,789.90 and 455,102.92 is: 682,795.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,370.04 : 1,137,789.90 = 455,102.92 : x
  2. Step 2: Convert to fraction form
    758,370.04/1,137,789.90 = 455,102.92/x
  3. Step 3: Cross multiply
    758,370.04x = 1,137,789.90 × 455,102.92
  4. Step 4: Simplify right side
    758,370.04x = 517,811,505,836.51
  5. Step 5: Solve for x
    x = 517,811,505,836.51/758,370.04
  6. Step 6: Final answer
    x = 682,795.31

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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.