Home / 802,646.08-1,107,495.61-475,898.72

Finding the Fourth Proportional to 802,646.08, 1,107,495.61 and 475,898.72

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Solution

The fourth proportional to 802,646.08, 1,107,495.61 and 475,898.72 is: 656,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,646.08 : 1,107,495.61 = 475,898.72 : x
  2. Step 2: Convert to fraction form
    802,646.08/1,107,495.61 = 475,898.72/x
  3. Step 3: Cross multiply
    802,646.08x = 1,107,495.61 × 475,898.72
  4. Step 4: Simplify right side
    802,646.08x = 527,055,739,154.33
  5. Step 5: Solve for x
    x = 527,055,739,154.33/802,646.08
  6. Step 6: Final answer
    x = 656,647.74

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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.