Home / 483,316.92-666,977.55-268,477.02

Finding the Fourth Proportional to 483,316.92, 666,977.55 and 268,477.02

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Solution

The fourth proportional to 483,316.92, 666,977.55 and 268,477.02 is: 370,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,316.92 : 666,977.55 = 268,477.02 : x
  2. Step 2: Convert to fraction form
    483,316.92/666,977.55 = 268,477.02/x
  3. Step 3: Cross multiply
    483,316.92x = 666,977.55 × 268,477.02
  4. Step 4: Simplify right side
    483,316.92x = 179,068,145,030.90
  5. Step 5: Solve for x
    x = 179,068,145,030.90/483,316.92
  6. Step 6: Final answer
    x = 370,498.40

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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.