Home / 346,454.80-519,293.40-146,741.20

Finding the Fourth Proportional to 346,454.80, 519,293.40 and 146,741.20

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Solution

The fourth proportional to 346,454.80, 519,293.40 and 146,741.20 is: 219,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,454.80 : 519,293.40 = 146,741.20 : x
  2. Step 2: Convert to fraction form
    346,454.80/519,293.40 = 146,741.20/x
  3. Step 3: Cross multiply
    346,454.80x = 519,293.40 × 146,741.20
  4. Step 4: Simplify right side
    346,454.80x = 76,201,736,668.08
  5. Step 5: Solve for x
    x = 76,201,736,668.08/346,454.80
  6. Step 6: Final answer
    x = 219,947.12

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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.