Home / 559,566.31-772,200.93-304,917.43

Finding the Fourth Proportional to 559,566.31, 772,200.93 and 304,917.43

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Solution

The fourth proportional to 559,566.31, 772,200.93 and 304,917.43 is: 420,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,566.31 : 772,200.93 = 304,917.43 : x
  2. Step 2: Convert to fraction form
    559,566.31/772,200.93 = 304,917.43/x
  3. Step 3: Cross multiply
    559,566.31x = 772,200.93 × 304,917.43
  4. Step 4: Simplify right side
    559,566.31x = 235,457,523,019.21
  5. Step 5: Solve for x
    x = 235,457,523,019.21/559,566.31
  6. Step 6: Final answer
    x = 420,785.74

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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.