Home / 450,152.20-621,184.98-246,162.52

Finding the Fourth Proportional to 450,152.20, 621,184.98 and 246,162.52

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Solution

The fourth proportional to 450,152.20, 621,184.98 and 246,162.52 is: 339,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,152.20 : 621,184.98 = 246,162.52 : x
  2. Step 2: Convert to fraction form
    450,152.20/621,184.98 = 246,162.52/x
  3. Step 3: Cross multiply
    450,152.20x = 621,184.98 × 246,162.52
  4. Step 4: Simplify right side
    450,152.20x = 152,912,460,062.95
  5. Step 5: Solve for x
    x = 152,912,460,062.95/450,152.20
  6. Step 6: Final answer
    x = 339,690.58

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1.5x scale

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.