Home / 948,834.93-1,423,253.73-387,869.43

Finding the Fourth Proportional to 948,834.93, 1,423,253.73 and 387,869.43

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Solution

The fourth proportional to 948,834.93, 1,423,253.73 and 387,869.43 is: 581,804.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,834.93 : 1,423,253.73 = 387,869.43 : x
  2. Step 2: Convert to fraction form
    948,834.93/1,423,253.73 = 387,869.43/x
  3. Step 3: Cross multiply
    948,834.93x = 1,423,253.73 × 387,869.43
  4. Step 4: Simplify right side
    948,834.93x = 552,036,613,000.47
  5. Step 5: Solve for x
    x = 552,036,613,000.47/948,834.93
  6. Step 6: Final answer
    x = 581,804.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.