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Finding the Fourth Proportional to 429,079.07, 592,108.52 and 257,004.34

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Solution

The fourth proportional to 429,079.07, 592,108.52 and 257,004.34 is: 354,653.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,079.07 : 592,108.52 = 257,004.34 : x
  2. Step 2: Convert to fraction form
    429,079.07/592,108.52 = 257,004.34/x
  3. Step 3: Cross multiply
    429,079.07x = 592,108.52 × 257,004.34
  4. Step 4: Simplify right side
    429,079.07x = 152,174,456,625.68
  5. Step 5: Solve for x
    x = 152,174,456,625.68/429,079.07
  6. Step 6: Final answer
    x = 354,653.64

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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.