Home / 803,495.96-1,108,821.38-440,925.88

Finding the Fourth Proportional to 803,495.96, 1,108,821.38 and 440,925.88

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Solution

The fourth proportional to 803,495.96, 1,108,821.38 and 440,925.88 is: 608,476.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,495.96 : 1,108,821.38 = 440,925.88 : x
  2. Step 2: Convert to fraction form
    803,495.96/1,108,821.38 = 440,925.88/x
  3. Step 3: Cross multiply
    803,495.96x = 1,108,821.38 × 440,925.88
  4. Step 4: Simplify right side
    803,495.96x = 488,908,042,739.31
  5. Step 5: Solve for x
    x = 488,908,042,739.31/803,495.96
  6. Step 6: Final answer
    x = 608,476.04

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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.