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Finding the Fourth Proportional to 593,730.76, 890,820.30 and 357,239.51

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Solution

The fourth proportional to 593,730.76, 890,820.30 and 357,239.51 is: 535,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,730.76 : 890,820.30 = 357,239.51 : x
  2. Step 2: Convert to fraction form
    593,730.76/890,820.30 = 357,239.51/x
  3. Step 3: Cross multiply
    593,730.76x = 890,820.30 × 357,239.51
  4. Step 4: Simplify right side
    593,730.76x = 318,236,207,470.05
  5. Step 5: Solve for x
    x = 318,236,207,470.05/593,730.76
  6. Step 6: Final answer
    x = 535,994.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.