Home / 346,916.52-520,374.78-110,259.23

Finding the Fourth Proportional to 346,916.52, 520,374.78 and 110,259.23

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Solution

The fourth proportional to 346,916.52, 520,374.78 and 110,259.23 is: 165,388.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,916.52 : 520,374.78 = 110,259.23 : x
  2. Step 2: Convert to fraction form
    346,916.52/520,374.78 = 110,259.23/x
  3. Step 3: Cross multiply
    346,916.52x = 520,374.78 × 110,259.23
  4. Step 4: Simplify right side
    346,916.52x = 57,376,119,952.35
  5. Step 5: Solve for x
    x = 57,376,119,952.35/346,916.52
  6. Step 6: Final answer
    x = 165,388.84

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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.