Home / 1,045.41-1,567.30-525.14

Finding the Fourth Proportional to 1,045.41, 1,567.30 and 525.14

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Solution

The fourth proportional to 1,045.41, 1,567.30 and 525.14 is: 787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045.41 : 1,567.30 = 525.14 : x
  2. Step 2: Convert to fraction form
    1,045.41/1,567.30 = 525.14/x
  3. Step 3: Cross multiply
    1,045.41x = 1,567.30 × 525.14
  4. Step 4: Simplify right side
    1,045.41x = 823,051.92
  5. Step 5: Solve for x
    x = 823,051.92/1,045.41
  6. Step 6: Final answer
    x = 787.30

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Double scale
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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.