Home / 761,054.07-1,050,262.35-459,189.75

Finding the Fourth Proportional to 761,054.07, 1,050,262.35 and 459,189.75

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Solution

The fourth proportional to 761,054.07, 1,050,262.35 and 459,189.75 is: 633,686.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,054.07 : 1,050,262.35 = 459,189.75 : x
  2. Step 2: Convert to fraction form
    761,054.07/1,050,262.35 = 459,189.75/x
  3. Step 3: Cross multiply
    761,054.07x = 1,050,262.35 × 459,189.75
  4. Step 4: Simplify right side
    761,054.07x = 482,269,705,930.91
  5. Step 5: Solve for x
    x = 482,269,705,930.91/761,054.07
  6. Step 6: Final answer
    x = 633,686.52

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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.