Home / 559,434.02-772,033.97-304,801.61

Finding the Fourth Proportional to 559,434.02, 772,033.97 and 304,801.61

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Solution

The fourth proportional to 559,434.02, 772,033.97 and 304,801.61 is: 420,634.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,434.02 : 772,033.97 = 304,801.61 : x
  2. Step 2: Convert to fraction form
    559,434.02/772,033.97 = 304,801.61/x
  3. Step 3: Cross multiply
    559,434.02x = 772,033.97 × 304,801.61
  4. Step 4: Simplify right side
    559,434.02x = 235,317,195,506.68
  5. Step 5: Solve for x
    x = 235,317,195,506.68/559,434.02
  6. Step 6: Final answer
    x = 420,634.40

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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.