Home / 806,998.60-1,210,368.30-245,902.60

Finding the Fourth Proportional to 806,998.60, 1,210,368.30 and 245,902.60

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Solution

The fourth proportional to 806,998.60, 1,210,368.30 and 245,902.60 is: 368,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,998.60 : 1,210,368.30 = 245,902.60 : x
  2. Step 2: Convert to fraction form
    806,998.60/1,210,368.30 = 245,902.60/x
  3. Step 3: Cross multiply
    806,998.60x = 1,210,368.30 × 245,902.60
  4. Step 4: Simplify right side
    806,998.60x = 297,632,711,927.58
  5. Step 5: Solve for x
    x = 297,632,711,927.58/806,998.60
  6. Step 6: Final answer
    x = 368,814.41

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1.5x scale

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.