Home / 806,236.74-1,209,534.93-245,314.98

Finding the Fourth Proportional to 806,236.74, 1,209,534.93 and 245,314.98

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Solution

The fourth proportional to 806,236.74, 1,209,534.93 and 245,314.98 is: 368,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,236.74 : 1,209,534.93 = 245,314.98 : x
  2. Step 2: Convert to fraction form
    806,236.74/1,209,534.93 = 245,314.98/x
  3. Step 3: Cross multiply
    806,236.74x = 1,209,534.93 × 245,314.98
  4. Step 4: Simplify right side
    806,236.74x = 296,717,037,162.25
  5. Step 5: Solve for x
    x = 296,717,037,162.25/806,236.74
  6. Step 6: Final answer
    x = 368,027.18

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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.