Home / 914,868.77-1,262,526.38-506,977.43

Finding the Fourth Proportional to 914,868.77, 1,262,526.38 and 506,977.43

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Solution

The fourth proportional to 914,868.77, 1,262,526.38 and 506,977.43 is: 699,632.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,868.77 : 1,262,526.38 = 506,977.43 : x
  2. Step 2: Convert to fraction form
    914,868.77/1,262,526.38 = 506,977.43/x
  3. Step 3: Cross multiply
    914,868.77x = 1,262,526.38 × 506,977.43
  4. Step 4: Simplify right side
    914,868.77x = 640,072,370,592.08
  5. Step 5: Solve for x
    x = 640,072,370,592.08/914,868.77
  6. Step 6: Final answer
    x = 699,632.99

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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.