Home / 764,117.32-1,145,764.14-586,185.16

Finding the Fourth Proportional to 764,117.32, 1,145,764.14 and 586,185.16

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Solution

The fourth proportional to 764,117.32, 1,145,764.14 and 586,185.16 is: 878,961.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,117.32 : 1,145,764.14 = 586,185.16 : x
  2. Step 2: Convert to fraction form
    764,117.32/1,145,764.14 = 586,185.16/x
  3. Step 3: Cross multiply
    764,117.32x = 1,145,764.14 × 586,185.16
  4. Step 4: Simplify right side
    764,117.32x = 671,629,935,728.16
  5. Step 5: Solve for x
    x = 671,629,935,728.16/764,117.32
  6. Step 6: Final answer
    x = 878,961.80

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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.