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Finding the Fourth Proportional to 1,498.93, 2,248.40 and 525.03

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Solution

The fourth proportional to 1,498.93, 2,248.40 and 525.03 is: 787.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498.93 : 2,248.40 = 525.03 : x
  2. Step 2: Convert to fraction form
    1,498.93/2,248.40 = 525.03/x
  3. Step 3: Cross multiply
    1,498.93x = 2,248.40 × 525.03
  4. Step 4: Simplify right side
    1,498.93x = 1,180,477.45
  5. Step 5: Solve for x
    x = 1,180,477.45/1,498.93
  6. Step 6: Final answer
    x = 787.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.