Home / 426,712.08-588,880.56-245,424.06

Finding the Fourth Proportional to 426,712.08, 588,880.56 and 245,424.06

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Solution

The fourth proportional to 426,712.08, 588,880.56 and 245,424.06 is: 338,695.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,712.08 : 588,880.56 = 245,424.06 : x
  2. Step 2: Convert to fraction form
    426,712.08/588,880.56 = 245,424.06/x
  3. Step 3: Cross multiply
    426,712.08x = 588,880.56 × 245,424.06
  4. Step 4: Simplify right side
    426,712.08x = 144,525,457,890.27
  5. Step 5: Solve for x
    x = 144,525,457,890.27/426,712.08
  6. Step 6: Final answer
    x = 338,695.49

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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.