Home / 962,507.28-1,443,262.56-513,107.45

Finding the Fourth Proportional to 962,507.28, 1,443,262.56 and 513,107.45

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Solution

The fourth proportional to 962,507.28, 1,443,262.56 and 513,107.45 is: 769,395.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,507.28 : 1,443,262.56 = 513,107.45 : x
  2. Step 2: Convert to fraction form
    962,507.28/1,443,262.56 = 513,107.45/x
  3. Step 3: Cross multiply
    962,507.28x = 1,443,262.56 × 513,107.45
  4. Step 4: Simplify right side
    962,507.28x = 740,548,771,842.07
  5. Step 5: Solve for x
    x = 740,548,771,842.07/962,507.28
  6. Step 6: Final answer
    x = 769,395.50

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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.