Home / 802,900.83-1,108,124.53-458,809.19

Finding the Fourth Proportional to 802,900.83, 1,108,124.53 and 458,809.19

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Solution

The fourth proportional to 802,900.83, 1,108,124.53 and 458,809.19 is: 633,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,900.83 : 1,108,124.53 = 458,809.19 : x
  2. Step 2: Convert to fraction form
    802,900.83/1,108,124.53 = 458,809.19/x
  3. Step 3: Cross multiply
    802,900.83x = 1,108,124.53 × 458,809.19
  4. Step 4: Simplify right side
    802,900.83x = 508,417,718,028.43
  5. Step 5: Solve for x
    x = 508,417,718,028.43/802,900.83
  6. Step 6: Final answer
    x = 633,226.05

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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.