Home / 1,428,260.82-2,142,381.51-363,293.34

Finding the Fourth Proportional to 1,428,260.82, 2,142,381.51 and 363,293.34

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Solution

The fourth proportional to 1,428,260.82, 2,142,381.51 and 363,293.34 is: 544,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,260.82 : 2,142,381.51 = 363,293.34 : x
  2. Step 2: Convert to fraction form
    1,428,260.82/2,142,381.51 = 363,293.34/x
  3. Step 3: Cross multiply
    1,428,260.82x = 2,142,381.51 × 363,293.34
  4. Step 4: Simplify right side
    1,428,260.82x = 778,312,934,322.14
  5. Step 5: Solve for x
    x = 778,312,934,322.14/1,428,260.82
  6. Step 6: Final answer
    x = 544,937.54

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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.