Home / 1,428,192.06-2,142,278.84-363,224.93

Finding the Fourth Proportional to 1,428,192.06, 2,142,278.84 and 363,224.93

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Solution

The fourth proportional to 1,428,192.06, 2,142,278.84 and 363,224.93 is: 544,835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,192.06 : 2,142,278.84 = 363,224.93 : x
  2. Step 2: Convert to fraction form
    1,428,192.06/2,142,278.84 = 363,224.93/x
  3. Step 3: Cross multiply
    1,428,192.06x = 2,142,278.84 × 363,224.93
  4. Step 4: Simplify right side
    1,428,192.06x = 778,129,069,171.96
  5. Step 5: Solve for x
    x = 778,129,069,171.96/1,428,192.06
  6. Step 6: Final answer
    x = 544,835.03

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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.