Home / 751,885.47-1,037,656.85-429,588.66

Finding the Fourth Proportional to 751,885.47, 1,037,656.85 and 429,588.66

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Solution

The fourth proportional to 751,885.47, 1,037,656.85 and 429,588.66 is: 592,863.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,885.47 : 1,037,656.85 = 429,588.66 : x
  2. Step 2: Convert to fraction form
    751,885.47/1,037,656.85 = 429,588.66/x
  3. Step 3: Cross multiply
    751,885.47x = 1,037,656.85 × 429,588.66
  4. Step 4: Simplify right side
    751,885.47x = 445,765,617,474.59
  5. Step 5: Solve for x
    x = 445,765,617,474.59/751,885.47
  6. Step 6: Final answer
    x = 592,863.72

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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.