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Finding the Fourth Proportional to 562,610.32, 776,334.06 and 448,180.48

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Solution

The fourth proportional to 562,610.32, 776,334.06 and 448,180.48 is: 618,434.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,610.32 : 776,334.06 = 448,180.48 : x
  2. Step 2: Convert to fraction form
    562,610.32/776,334.06 = 448,180.48/x
  3. Step 3: Cross multiply
    562,610.32x = 776,334.06 × 448,180.48
  4. Step 4: Simplify right side
    562,610.32x = 347,937,771,651.15
  5. Step 5: Solve for x
    x = 347,937,771,651.15/562,610.32
  6. Step 6: Final answer
    x = 618,434.75

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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.