Home / 806,848.20-1,210,272.30-245,881.80

Finding the Fourth Proportional to 806,848.20, 1,210,272.30 and 245,881.80

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Solution

The fourth proportional to 806,848.20, 1,210,272.30 and 245,881.80 is: 368,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,848.20 : 1,210,272.30 = 245,881.80 : x
  2. Step 2: Convert to fraction form
    806,848.20/1,210,272.30 = 245,881.80/x
  3. Step 3: Cross multiply
    806,848.20x = 1,210,272.30 × 245,881.80
  4. Step 4: Simplify right side
    806,848.20x = 297,583,931,614.14
  5. Step 5: Solve for x
    x = 297,583,931,614.14/806,848.20
  6. Step 6: Final answer
    x = 368,822.70

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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.