Home / 803,490.08-1,108,813.29-440,920.04

Finding the Fourth Proportional to 803,490.08, 1,108,813.29 and 440,920.04

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Solution

The fourth proportional to 803,490.08, 1,108,813.29 and 440,920.04 is: 608,468.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,490.08 : 1,108,813.29 = 440,920.04 : x
  2. Step 2: Convert to fraction form
    803,490.08/1,108,813.29 = 440,920.04/x
  3. Step 3: Cross multiply
    803,490.08x = 1,108,813.29 × 440,920.04
  4. Step 4: Simplify right side
    803,490.08x = 488,898,000,179.33
  5. Step 5: Solve for x
    x = 488,898,000,179.33/803,490.08
  6. Step 6: Final answer
    x = 608,468.00

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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.