Home / 346,320.14-519,534.84-146,641.64

Finding the Fourth Proportional to 346,320.14, 519,534.84 and 146,641.64

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Solution

The fourth proportional to 346,320.14, 519,534.84 and 146,641.64 is: 219,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,320.14 : 519,534.84 = 146,641.64 : x
  2. Step 2: Convert to fraction form
    346,320.14/519,534.84 = 146,641.64/x
  3. Step 3: Cross multiply
    346,320.14x = 519,534.84 × 146,641.64
  4. Step 4: Simplify right side
    346,320.14x = 76,185,440,974.74
  5. Step 5: Solve for x
    x = 76,185,440,974.74/346,320.14
  6. Step 6: Final answer
    x = 219,985.59

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1.5x scale

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.