Home / 343,075.91-514,615.07-242,933.18

Finding the Fourth Proportional to 343,075.91, 514,615.07 and 242,933.18

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Solution

The fourth proportional to 343,075.91, 514,615.07 and 242,933.18 is: 364,400.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,075.91 : 514,615.07 = 242,933.18 : x
  2. Step 2: Convert to fraction form
    343,075.91/514,615.07 = 242,933.18/x
  3. Step 3: Cross multiply
    343,075.91x = 514,615.07 × 242,933.18
  4. Step 4: Simplify right side
    343,075.91x = 125,017,073,465.28
  5. Step 5: Solve for x
    x = 125,017,073,465.28/343,075.91
  6. Step 6: Final answer
    x = 364,400.62

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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.