Home / 808,082.40-1,212,026.40-334,718.40

Finding the Fourth Proportional to 808,082.40, 1,212,026.40 and 334,718.40

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Solution

The fourth proportional to 808,082.40, 1,212,026.40 and 334,718.40 is: 502,037.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,082.40 : 1,212,026.40 = 334,718.40 : x
  2. Step 2: Convert to fraction form
    808,082.40/1,212,026.40 = 334,718.40/x
  3. Step 3: Cross multiply
    808,082.40x = 1,212,026.40 × 334,718.40
  4. Step 4: Simplify right side
    808,082.40x = 405,687,537,365.76
  5. Step 5: Solve for x
    x = 405,687,537,365.76/808,082.40
  6. Step 6: Final answer
    x = 502,037.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.