Home / 645,394.71-968,215.19-246,002.07

Finding the Fourth Proportional to 645,394.71, 968,215.19 and 246,002.07

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Solution

The fourth proportional to 645,394.71, 968,215.19 and 246,002.07 is: 369,050.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,394.71 : 968,215.19 = 246,002.07 : x
  2. Step 2: Convert to fraction form
    645,394.71/968,215.19 = 246,002.07/x
  3. Step 3: Cross multiply
    645,394.71x = 968,215.19 × 246,002.07
  4. Step 4: Simplify right side
    645,394.71x = 238,182,939,715.43
  5. Step 5: Solve for x
    x = 238,182,939,715.43/645,394.71
  6. Step 6: Final answer
    x = 369,050.03

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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.