Home / 484,935.22-669,231.35-270,075.25

Finding the Fourth Proportional to 484,935.22, 669,231.35 and 270,075.25

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Solution

The fourth proportional to 484,935.22, 669,231.35 and 270,075.25 is: 372,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,935.22 : 669,231.35 = 270,075.25 : x
  2. Step 2: Convert to fraction form
    484,935.22/669,231.35 = 270,075.25/x
  3. Step 3: Cross multiply
    484,935.22x = 669,231.35 × 270,075.25
  4. Step 4: Simplify right side
    484,935.22x = 180,742,824,159.09
  5. Step 5: Solve for x
    x = 180,742,824,159.09/484,935.22
  6. Step 6: Final answer
    x = 372,715.40

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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.