Home / 736,107.49-1,015,864.37-413,918.65

Finding the Fourth Proportional to 736,107.49, 1,015,864.37 and 413,918.65

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Solution

The fourth proportional to 736,107.49, 1,015,864.37 and 413,918.65 is: 571,228.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,107.49 : 1,015,864.37 = 413,918.65 : x
  2. Step 2: Convert to fraction form
    736,107.49/1,015,864.37 = 413,918.65/x
  3. Step 3: Cross multiply
    736,107.49x = 1,015,864.37 × 413,918.65
  4. Step 4: Simplify right side
    736,107.49x = 420,485,206,543.91
  5. Step 5: Solve for x
    x = 420,485,206,543.91/736,107.49
  6. Step 6: Final answer
    x = 571,228.00

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1.5x scale

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.