Home / 571,171.77-787,963.38-367,184.82

Finding the Fourth Proportional to 571,171.77, 787,963.38 and 367,184.82

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Solution

The fourth proportional to 571,171.77, 787,963.38 and 367,184.82 is: 506,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,171.77 : 787,963.38 = 367,184.82 : x
  2. Step 2: Convert to fraction form
    571,171.77/787,963.38 = 367,184.82/x
  3. Step 3: Cross multiply
    571,171.77x = 787,963.38 × 367,184.82
  4. Step 4: Simplify right side
    571,171.77x = 289,328,191,851.89
  5. Step 5: Solve for x
    x = 289,328,191,851.89/571,171.77
  6. Step 6: Final answer
    x = 506,551.98

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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.