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Finding the Fourth Proportional to 544,615.79, 751,512.24 and 302,859.36

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Solution

The fourth proportional to 544,615.79, 751,512.24 and 302,859.36 is: 417,913.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,615.79 : 751,512.24 = 302,859.36 : x
  2. Step 2: Convert to fraction form
    544,615.79/751,512.24 = 302,859.36/x
  3. Step 3: Cross multiply
    544,615.79x = 751,512.24 × 302,859.36
  4. Step 4: Simplify right side
    544,615.79x = 227,602,516,038.57
  5. Step 5: Solve for x
    x = 227,602,516,038.57/544,615.79
  6. Step 6: Final answer
    x = 417,913.92

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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.