Home / 407,411.98-562,182.93-226,131.55

Finding the Fourth Proportional to 407,411.98, 562,182.93 and 226,131.55

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Solution

The fourth proportional to 407,411.98, 562,182.93 and 226,131.55 is: 312,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,411.98 : 562,182.93 = 226,131.55 : x
  2. Step 2: Convert to fraction form
    407,411.98/562,182.93 = 226,131.55/x
  3. Step 3: Cross multiply
    407,411.98x = 562,182.93 × 226,131.55
  4. Step 4: Simplify right side
    407,411.98x = 127,127,295,938.98
  5. Step 5: Solve for x
    x = 127,127,295,938.98/407,411.98
  6. Step 6: Final answer
    x = 312,036.23

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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.