Home / 346,849.48-520,271.52-178,417

Finding the Fourth Proportional to 346,849.48, 520,271.52 and 178,417

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Solution

The fourth proportional to 346,849.48, 520,271.52 and 178,417 is: 267,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,849.48 : 520,271.52 = 178,417 : x
  2. Step 2: Convert to fraction form
    346,849.48/520,271.52 = 178,417/x
  3. Step 3: Cross multiply
    346,849.48x = 520,271.52 × 178,417
  4. Step 4: Simplify right side
    346,849.48x = 92,825,283,783.84
  5. Step 5: Solve for x
    x = 92,825,283,783.84/346,849.48
  6. Step 6: Final answer
    x = 267,624.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.