Home / 628,594.80-942,901.08-179,315.76

Finding the Fourth Proportional to 628,594.80, 942,901.08 and 179,315.76

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Solution

The fourth proportional to 628,594.80, 942,901.08 and 179,315.76 is: 268,976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,594.80 : 942,901.08 = 179,315.76 : x
  2. Step 2: Convert to fraction form
    628,594.80/942,901.08 = 179,315.76/x
  3. Step 3: Cross multiply
    628,594.80x = 942,901.08 × 179,315.76
  4. Step 4: Simplify right side
    628,594.80x = 169,077,023,765.02
  5. Step 5: Solve for x
    x = 169,077,023,765.02/628,594.80
  6. Step 6: Final answer
    x = 268,976.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.