Home / 451,752.40-623,437.86-270,429.24

Finding the Fourth Proportional to 451,752.40, 623,437.86 and 270,429.24

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Solution

The fourth proportional to 451,752.40, 623,437.86 and 270,429.24 is: 373,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,752.40 : 623,437.86 = 270,429.24 : x
  2. Step 2: Convert to fraction form
    451,752.40/623,437.86 = 270,429.24/x
  3. Step 3: Cross multiply
    451,752.40x = 623,437.86 × 270,429.24
  4. Step 4: Simplify right side
    451,752.40x = 168,595,826,667.03
  5. Step 5: Solve for x
    x = 168,595,826,667.03/451,752.40
  6. Step 6: Final answer
    x = 373,204.05

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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.