Home / 634,844.02-876,084.24-348,382.12

Finding the Fourth Proportional to 634,844.02, 876,084.24 and 348,382.12

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Solution

The fourth proportional to 634,844.02, 876,084.24 and 348,382.12 is: 480,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,844.02 : 876,084.24 = 348,382.12 : x
  2. Step 2: Convert to fraction form
    634,844.02/876,084.24 = 348,382.12/x
  3. Step 3: Cross multiply
    634,844.02x = 876,084.24 × 348,382.12
  4. Step 4: Simplify right side
    634,844.02x = 305,212,084,829.79
  5. Step 5: Solve for x
    x = 305,212,084,829.79/634,844.02
  6. Step 6: Final answer
    x = 480,767.05

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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.