Home / 710,807.73-1,066,054.18-205,258.65

Finding the Fourth Proportional to 710,807.73, 1,066,054.18 and 205,258.65

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Solution

The fourth proportional to 710,807.73, 1,066,054.18 and 205,258.65 is: 307,842.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,807.73 : 1,066,054.18 = 205,258.65 : x
  2. Step 2: Convert to fraction form
    710,807.73/1,066,054.18 = 205,258.65/x
  3. Step 3: Cross multiply
    710,807.73x = 1,066,054.18 × 205,258.65
  4. Step 4: Simplify right side
    710,807.73x = 218,816,841,813.66
  5. Step 5: Solve for x
    x = 218,816,841,813.66/710,807.73
  6. Step 6: Final answer
    x = 307,842.52

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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.