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Finding the Fourth Proportional to 429,157.37, 592,176.60 and 257,035.02

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Solution

The fourth proportional to 429,157.37, 592,176.60 and 257,035.02 is: 354,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,157.37 : 592,176.60 = 257,035.02 : x
  2. Step 2: Convert to fraction form
    429,157.37/592,176.60 = 257,035.02/x
  3. Step 3: Cross multiply
    429,157.37x = 592,176.60 × 257,035.02
  4. Step 4: Simplify right side
    429,157.37x = 152,210,124,224.53
  5. Step 5: Solve for x
    x = 152,210,124,224.53/429,157.37
  6. Step 6: Final answer
    x = 354,672.05

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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.