Home / 675,260.03-931,787.73-403,290.18

Finding the Fourth Proportional to 675,260.03, 931,787.73 and 403,290.18

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Solution

The fourth proportional to 675,260.03, 931,787.73 and 403,290.18 is: 556,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,260.03 : 931,787.73 = 403,290.18 : x
  2. Step 2: Convert to fraction form
    675,260.03/931,787.73 = 403,290.18/x
  3. Step 3: Cross multiply
    675,260.03x = 931,787.73 × 403,290.18
  4. Step 4: Simplify right side
    675,260.03x = 375,780,841,353.49
  5. Step 5: Solve for x
    x = 375,780,841,353.49/675,260.03
  6. Step 6: Final answer
    x = 556,497.98

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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.