Home / 761,848.26-1,051,359.93-439,625.40

Finding the Fourth Proportional to 761,848.26, 1,051,359.93 and 439,625.40

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Solution

The fourth proportional to 761,848.26, 1,051,359.93 and 439,625.40 is: 606,688.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,848.26 : 1,051,359.93 = 439,625.40 : x
  2. Step 2: Convert to fraction form
    761,848.26/1,051,359.93 = 439,625.40/x
  3. Step 3: Cross multiply
    761,848.26x = 1,051,359.93 × 439,625.40
  4. Step 4: Simplify right side
    761,848.26x = 462,204,529,770.22
  5. Step 5: Solve for x
    x = 462,204,529,770.22/761,848.26
  6. Step 6: Final answer
    x = 606,688.44

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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.