Home / 688,002.01-949,466.37-382,083.22

Finding the Fourth Proportional to 688,002.01, 949,466.37 and 382,083.22

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Solution

The fourth proportional to 688,002.01, 949,466.37 and 382,083.22 is: 527,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,002.01 : 949,466.37 = 382,083.22 : x
  2. Step 2: Convert to fraction form
    688,002.01/949,466.37 = 382,083.22/x
  3. Step 3: Cross multiply
    688,002.01x = 949,466.37 × 382,083.22
  4. Step 4: Simplify right side
    688,002.01x = 362,775,167,931.31
  5. Step 5: Solve for x
    x = 362,775,167,931.31/688,002.01
  6. Step 6: Final answer
    x = 527,287.95

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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.