Home / 761,893.82-1,051,373.27-435,142.59

Finding the Fourth Proportional to 761,893.82, 1,051,373.27 and 435,142.59

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Solution

The fourth proportional to 761,893.82, 1,051,373.27 and 435,142.59 is: 600,473.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,893.82 : 1,051,373.27 = 435,142.59 : x
  2. Step 2: Convert to fraction form
    761,893.82/1,051,373.27 = 435,142.59/x
  3. Step 3: Cross multiply
    761,893.82x = 1,051,373.27 × 435,142.59
  4. Step 4: Simplify right side
    761,893.82x = 457,497,284,909.78
  5. Step 5: Solve for x
    x = 457,497,284,909.78/761,893.82
  6. Step 6: Final answer
    x = 600,473.81

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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.