Home / 731,362.42-1,009,282.73-409,051.92

Finding the Fourth Proportional to 731,362.42, 1,009,282.73 and 409,051.92

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Solution

The fourth proportional to 731,362.42, 1,009,282.73 and 409,051.92 is: 564,493.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,362.42 : 1,009,282.73 = 409,051.92 : x
  2. Step 2: Convert to fraction form
    731,362.42/1,009,282.73 = 409,051.92/x
  3. Step 3: Cross multiply
    731,362.42x = 1,009,282.73 × 409,051.92
  4. Step 4: Simplify right side
    731,362.42x = 412,849,042,569.81
  5. Step 5: Solve for x
    x = 412,849,042,569.81/731,362.42
  6. Step 6: Final answer
    x = 564,493.11

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Double scale
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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.