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Finding the Fourth Proportional to 803,526.52, 1,108,898.53 and 440,963.44

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Solution

The fourth proportional to 803,526.52, 1,108,898.53 and 440,963.44 is: 608,547.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,526.52 : 1,108,898.53 = 440,963.44 : x
  2. Step 2: Convert to fraction form
    803,526.52/1,108,898.53 = 440,963.44/x
  3. Step 3: Cross multiply
    803,526.52x = 1,108,898.53 × 440,963.44
  4. Step 4: Simplify right side
    803,526.52x = 488,983,714,002.85
  5. Step 5: Solve for x
    x = 488,983,714,002.85/803,526.52
  6. Step 6: Final answer
    x = 608,547.07

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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.