Home / 835,707.50-1,254,059.38-303,270.08

Finding the Fourth Proportional to 835,707.50, 1,254,059.38 and 303,270.08

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Solution

The fourth proportional to 835,707.50, 1,254,059.38 and 303,270.08 is: 455,085.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,707.50 : 1,254,059.38 = 303,270.08 : x
  2. Step 2: Convert to fraction form
    835,707.50/1,254,059.38 = 303,270.08/x
  3. Step 3: Cross multiply
    835,707.50x = 1,254,059.38 × 303,270.08
  4. Step 4: Simplify right side
    835,707.50x = 380,318,688,497.35
  5. Step 5: Solve for x
    x = 380,318,688,497.35/835,707.50
  6. Step 6: Final answer
    x = 455,085.89

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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.