Home / 753,999.02-1,130,643.17-273,888.36

Finding the Fourth Proportional to 753,999.02, 1,130,643.17 and 273,888.36

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Solution

The fourth proportional to 753,999.02, 1,130,643.17 and 273,888.36 is: 410,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,999.02 : 1,130,643.17 = 273,888.36 : x
  2. Step 2: Convert to fraction form
    753,999.02/1,130,643.17 = 273,888.36/x
  3. Step 3: Cross multiply
    753,999.02x = 1,130,643.17 × 273,888.36
  4. Step 4: Simplify right side
    753,999.02x = 309,670,003,576.50
  5. Step 5: Solve for x
    x = 309,670,003,576.50/753,999.02
  6. Step 6: Final answer
    x = 410,703.46

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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.