Home / 808,762.29-1,213,038.01-240,131.95

Finding the Fourth Proportional to 808,762.29, 1,213,038.01 and 240,131.95

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Solution

The fourth proportional to 808,762.29, 1,213,038.01 and 240,131.95 is: 360,166.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,762.29 : 1,213,038.01 = 240,131.95 : x
  2. Step 2: Convert to fraction form
    808,762.29/1,213,038.01 = 240,131.95/x
  3. Step 3: Cross multiply
    808,762.29x = 1,213,038.01 × 240,131.95
  4. Step 4: Simplify right side
    808,762.29x = 291,289,182,765.42
  5. Step 5: Solve for x
    x = 291,289,182,765.42/808,762.29
  6. Step 6: Final answer
    x = 360,166.62

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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.