Home / 841,434.81-1,261,401.95-308,832.27

Finding the Fourth Proportional to 841,434.81, 1,261,401.95 and 308,832.27

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Solution

The fourth proportional to 841,434.81, 1,261,401.95 and 308,832.27 is: 462,973.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,434.81 : 1,261,401.95 = 308,832.27 : x
  2. Step 2: Convert to fraction form
    841,434.81/1,261,401.95 = 308,832.27/x
  3. Step 3: Cross multiply
    841,434.81x = 1,261,401.95 × 308,832.27
  4. Step 4: Simplify right side
    841,434.81x = 389,561,626,056.77
  5. Step 5: Solve for x
    x = 389,561,626,056.77/841,434.81
  6. Step 6: Final answer
    x = 462,973.03

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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.