Home / 516,384.02-774,707.44-303,332.08

Finding the Fourth Proportional to 516,384.02, 774,707.44 and 303,332.08

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Solution

The fourth proportional to 516,384.02, 774,707.44 and 303,332.08 is: 455,075.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,384.02 : 774,707.44 = 303,332.08 : x
  2. Step 2: Convert to fraction form
    516,384.02/774,707.44 = 303,332.08/x
  3. Step 3: Cross multiply
    516,384.02x = 774,707.44 × 303,332.08
  4. Step 4: Simplify right side
    516,384.02x = 234,993,619,166.68
  5. Step 5: Solve for x
    x = 234,993,619,166.68/516,384.02
  6. Step 6: Final answer
    x = 455,075.31

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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.