Home / 697,502.25-1,046,263.11-198,866.25

Finding the Fourth Proportional to 697,502.25, 1,046,263.11 and 198,866.25

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Solution

The fourth proportional to 697,502.25, 1,046,263.11 and 198,866.25 is: 298,302.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,502.25 : 1,046,263.11 = 198,866.25 : x
  2. Step 2: Convert to fraction form
    697,502.25/1,046,263.11 = 198,866.25/x
  3. Step 3: Cross multiply
    697,502.25x = 1,046,263.11 × 198,866.25
  4. Step 4: Simplify right side
    697,502.25x = 208,066,421,199.04
  5. Step 5: Solve for x
    x = 208,066,421,199.04/697,502.25
  6. Step 6: Final answer
    x = 298,302.15

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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.