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Finding the Fourth Proportional to 675,632.84, 931,967.08 and 446,192.24

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Solution

The fourth proportional to 675,632.84, 931,967.08 and 446,192.24 is: 615,477.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,632.84 : 931,967.08 = 446,192.24 : x
  2. Step 2: Convert to fraction form
    675,632.84/931,967.08 = 446,192.24/x
  3. Step 3: Cross multiply
    675,632.84x = 931,967.08 × 446,192.24
  4. Step 4: Simplify right side
    675,632.84x = 415,836,479,031.46
  5. Step 5: Solve for x
    x = 415,836,479,031.46/675,632.84
  6. Step 6: Final answer
    x = 615,477.01

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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.