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Finding the Fourth Proportional to 582,519.76, 803,714.85 and 375,700.63

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Solution

The fourth proportional to 582,519.76, 803,714.85 and 375,700.63 is: 518,362.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,519.76 : 803,714.85 = 375,700.63 : x
  2. Step 2: Convert to fraction form
    582,519.76/803,714.85 = 375,700.63/x
  3. Step 3: Cross multiply
    582,519.76x = 803,714.85 × 375,700.63
  4. Step 4: Simplify right side
    582,519.76x = 301,956,175,485.36
  5. Step 5: Solve for x
    x = 301,956,175,485.36/582,519.76
  6. Step 6: Final answer
    x = 518,362.12

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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.