Home / 757,033.75-1,134,990.10-457,444.18

Finding the Fourth Proportional to 757,033.75, 1,134,990.10 and 457,444.18

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Solution

The fourth proportional to 757,033.75, 1,134,990.10 and 457,444.18 is: 685,827.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,033.75 : 1,134,990.10 = 457,444.18 : x
  2. Step 2: Convert to fraction form
    757,033.75/1,134,990.10 = 457,444.18/x
  3. Step 3: Cross multiply
    757,033.75x = 1,134,990.10 × 457,444.18
  4. Step 4: Simplify right side
    757,033.75x = 519,194,615,602.62
  5. Step 5: Solve for x
    x = 519,194,615,602.62/757,033.75
  6. Step 6: Final answer
    x = 685,827.57

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Double scale
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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.