Home / 528,449.46-792,756.80-173,382.72

Finding the Fourth Proportional to 528,449.46, 792,756.80 and 173,382.72

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Solution

The fourth proportional to 528,449.46, 792,756.80 and 173,382.72 is: 260,101.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,449.46 : 792,756.80 = 173,382.72 : x
  2. Step 2: Convert to fraction form
    528,449.46/792,756.80 = 173,382.72/x
  3. Step 3: Cross multiply
    528,449.46x = 792,756.80 × 173,382.72
  4. Step 4: Simplify right side
    528,449.46x = 137,450,330,282.50
  5. Step 5: Solve for x
    x = 137,450,330,282.50/528,449.46
  6. Step 6: Final answer
    x = 260,101.18

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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.