Home / 1,170,018.50-1,755,027.76-283,554.50

Finding the Fourth Proportional to 1,170,018.50, 1,755,027.76 and 283,554.50

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Solution

The fourth proportional to 1,170,018.50, 1,755,027.76 and 283,554.50 is: 425,331.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,018.50 : 1,755,027.76 = 283,554.50 : x
  2. Step 2: Convert to fraction form
    1,170,018.50/1,755,027.76 = 283,554.50/x
  3. Step 3: Cross multiply
    1,170,018.50x = 1,755,027.76 × 283,554.50
  4. Step 4: Simplify right side
    1,170,018.50x = 497,646,018,972.92
  5. Step 5: Solve for x
    x = 497,646,018,972.92/1,170,018.50
  6. Step 6: Final answer
    x = 425,331.75

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Similar ratio
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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.