Home / 634,977.32-876,267.96-348,498.12

Finding the Fourth Proportional to 634,977.32, 876,267.96 and 348,498.12

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Solution

The fourth proportional to 634,977.32, 876,267.96 and 348,498.12 is: 480,927.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,977.32 : 876,267.96 = 348,498.12 : x
  2. Step 2: Convert to fraction form
    634,977.32/876,267.96 = 348,498.12/x
  3. Step 3: Cross multiply
    634,977.32x = 876,267.96 × 348,498.12
  4. Step 4: Simplify right side
    634,977.32x = 305,377,736,676.24
  5. Step 5: Solve for x
    x = 305,377,736,676.24/634,977.32
  6. Step 6: Final answer
    x = 480,927.00

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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.