Home / 407,488.02-562,330.98-226,226.22

Finding the Fourth Proportional to 407,488.02, 562,330.98 and 226,226.22

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Solution

The fourth proportional to 407,488.02, 562,330.98 and 226,226.22 is: 312,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,488.02 : 562,330.98 = 226,226.22 : x
  2. Step 2: Convert to fraction form
    407,488.02/562,330.98 = 226,226.22/x
  3. Step 3: Cross multiply
    407,488.02x = 562,330.98 × 226,226.22
  4. Step 4: Simplify right side
    407,488.02x = 127,214,011,994.30
  5. Step 5: Solve for x
    x = 127,214,011,994.30/407,488.02
  6. Step 6: Final answer
    x = 312,190.80

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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.