Home / 374,961.16-517,366.36-222,047.40

Finding the Fourth Proportional to 374,961.16, 517,366.36 and 222,047.40

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Solution

The fourth proportional to 374,961.16, 517,366.36 and 222,047.40 is: 306,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,961.16 : 517,366.36 = 222,047.40 : x
  2. Step 2: Convert to fraction form
    374,961.16/517,366.36 = 222,047.40/x
  3. Step 3: Cross multiply
    374,961.16x = 517,366.36 × 222,047.40
  4. Step 4: Simplify right side
    374,961.16x = 114,879,855,085.46
  5. Step 5: Solve for x
    x = 114,879,855,085.46/374,961.16
  6. Step 6: Final answer
    x = 306,378.01

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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.