Home / 841,812.74-1,262,391.58-273,056.30

Finding the Fourth Proportional to 841,812.74, 1,262,391.58 and 273,056.30

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Solution

The fourth proportional to 841,812.74, 1,262,391.58 and 273,056.30 is: 409,478.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,812.74 : 1,262,391.58 = 273,056.30 : x
  2. Step 2: Convert to fraction form
    841,812.74/1,262,391.58 = 273,056.30/x
  3. Step 3: Cross multiply
    841,812.74x = 1,262,391.58 × 273,056.30
  4. Step 4: Simplify right side
    841,812.74x = 344,703,973,985.95
  5. Step 5: Solve for x
    x = 344,703,973,985.95/841,812.74
  6. Step 6: Final answer
    x = 409,478.21

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1.5x scale

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.