Home / 940,615.88-1,298,059.44-510,904.40

Finding the Fourth Proportional to 940,615.88, 1,298,059.44 and 510,904.40

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Solution

The fourth proportional to 940,615.88, 1,298,059.44 and 510,904.40 is: 705,053.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,615.88 : 1,298,059.44 = 510,904.40 : x
  2. Step 2: Convert to fraction form
    940,615.88/1,298,059.44 = 510,904.40/x
  3. Step 3: Cross multiply
    940,615.88x = 1,298,059.44 × 510,904.40
  4. Step 4: Simplify right side
    940,615.88x = 663,184,279,357.54
  5. Step 5: Solve for x
    x = 663,184,279,357.54/940,615.88
  6. Step 6: Final answer
    x = 705,053.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.