Home / 758,038.50-1,046,093.13-418,506.75

Finding the Fourth Proportional to 758,038.50, 1,046,093.13 and 418,506.75

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Solution

The fourth proportional to 758,038.50, 1,046,093.13 and 418,506.75 is: 577,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,038.50 : 1,046,093.13 = 418,506.75 : x
  2. Step 2: Convert to fraction form
    758,038.50/1,046,093.13 = 418,506.75/x
  3. Step 3: Cross multiply
    758,038.50x = 1,046,093.13 × 418,506.75
  4. Step 4: Simplify right side
    758,038.50x = 437,797,036,033.63
  5. Step 5: Solve for x
    x = 437,797,036,033.63/758,038.50
  6. Step 6: Final answer
    x = 577,539.32

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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.