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Finding the Fourth Proportional to 432,598.91, 596,983.10 and 251,416.89

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Solution

The fourth proportional to 432,598.91, 596,983.10 and 251,416.89 is: 346,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,598.91 : 596,983.10 = 251,416.89 : x
  2. Step 2: Convert to fraction form
    432,598.91/596,983.10 = 251,416.89/x
  3. Step 3: Cross multiply
    432,598.91x = 596,983.10 × 251,416.89
  4. Step 4: Simplify right side
    432,598.91x = 150,091,633,127.48
  5. Step 5: Solve for x
    x = 150,091,633,127.48/432,598.91
  6. Step 6: Final answer
    x = 346,953.34

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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.