Home / 807,782.34-1,211,090.31-246,510.66

Finding the Fourth Proportional to 807,782.34, 1,211,090.31 and 246,510.66

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Solution

The fourth proportional to 807,782.34, 1,211,090.31 and 246,510.66 is: 369,588.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,782.34 : 1,211,090.31 = 246,510.66 : x
  2. Step 2: Convert to fraction form
    807,782.34/1,211,090.31 = 246,510.66/x
  3. Step 3: Cross multiply
    807,782.34x = 1,211,090.31 × 246,510.66
  4. Step 4: Simplify right side
    807,782.34x = 298,546,671,637.71
  5. Step 5: Solve for x
    x = 298,546,671,637.71/807,782.34
  6. Step 6: Final answer
    x = 369,588.02

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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.