Home / 634,511.24-875,650.02-348,043.40

Finding the Fourth Proportional to 634,511.24, 875,650.02 and 348,043.40

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Solution

The fourth proportional to 634,511.24, 875,650.02 and 348,043.40 is: 480,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,511.24 : 875,650.02 = 348,043.40 : x
  2. Step 2: Convert to fraction form
    634,511.24/875,650.02 = 348,043.40/x
  3. Step 3: Cross multiply
    634,511.24x = 875,650.02 × 348,043.40
  4. Step 4: Simplify right side
    634,511.24x = 304,764,210,170.87
  5. Step 5: Solve for x
    x = 304,764,210,170.87/634,511.24
  6. Step 6: Final answer
    x = 480,313.34

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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.