Home / 407,277.63-562,034.52-225,985.59

Finding the Fourth Proportional to 407,277.63, 562,034.52 and 225,985.59

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Solution

The fourth proportional to 407,277.63, 562,034.52 and 225,985.59 is: 311,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,277.63 : 562,034.52 = 225,985.59 : x
  2. Step 2: Convert to fraction form
    407,277.63/562,034.52 = 225,985.59/x
  3. Step 3: Cross multiply
    407,277.63x = 562,034.52 × 225,985.59
  4. Step 4: Simplify right side
    407,277.63x = 127,011,702,602.57
  5. Step 5: Solve for x
    x = 127,011,702,602.57/407,277.63
  6. Step 6: Final answer
    x = 311,855.34

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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.