Home / 794,303.90-1,096,139.63-431,727.86

Finding the Fourth Proportional to 794,303.90, 1,096,139.63 and 431,727.86

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Solution

The fourth proportional to 794,303.90, 1,096,139.63 and 431,727.86 is: 595,784.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,303.90 : 1,096,139.63 = 431,727.86 : x
  2. Step 2: Convert to fraction form
    794,303.90/1,096,139.63 = 431,727.86/x
  3. Step 3: Cross multiply
    794,303.90x = 1,096,139.63 × 431,727.86
  4. Step 4: Simplify right side
    794,303.90x = 473,234,009,081.75
  5. Step 5: Solve for x
    x = 473,234,009,081.75/794,303.90
  6. Step 6: Final answer
    x = 595,784.57

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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.