Home / 772,010.24-1,065,118.94-465,970.35

Finding the Fourth Proportional to 772,010.24, 1,065,118.94 and 465,970.35

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Solution

The fourth proportional to 772,010.24, 1,065,118.94 and 465,970.35 is: 642,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,010.24 : 1,065,118.94 = 465,970.35 : x
  2. Step 2: Convert to fraction form
    772,010.24/1,065,118.94 = 465,970.35/x
  3. Step 3: Cross multiply
    772,010.24x = 1,065,118.94 × 465,970.35
  4. Step 4: Simplify right side
    772,010.24x = 496,313,842,933.58
  5. Step 5: Solve for x
    x = 496,313,842,933.58/772,010.24
  6. Step 6: Final answer
    x = 642,885.06

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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.