Home / 792,878.12-1,094,172.38-430,301.88

Finding the Fourth Proportional to 792,878.12, 1,094,172.38 and 430,301.88

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Solution

The fourth proportional to 792,878.12, 1,094,172.38 and 430,301.88 is: 593,816.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,878.12 : 1,094,172.38 = 430,301.88 : x
  2. Step 2: Convert to fraction form
    792,878.12/1,094,172.38 = 430,301.88/x
  3. Step 3: Cross multiply
    792,878.12x = 1,094,172.38 × 430,301.88
  4. Step 4: Simplify right side
    792,878.12x = 470,824,432,158.07
  5. Step 5: Solve for x
    x = 470,824,432,158.07/792,878.12
  6. Step 6: Final answer
    x = 593,816.91

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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.