Home / 484,988.04-669,266.15-270,116.51

Finding the Fourth Proportional to 484,988.04, 669,266.15 and 270,116.51

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Solution

The fourth proportional to 484,988.04, 669,266.15 and 270,116.51 is: 372,751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,988.04 : 669,266.15 = 270,116.51 : x
  2. Step 2: Convert to fraction form
    484,988.04/669,266.15 = 270,116.51/x
  3. Step 3: Cross multiply
    484,988.04x = 669,266.15 × 270,116.51
  4. Step 4: Simplify right side
    484,988.04x = 180,779,832,002.22
  5. Step 5: Solve for x
    x = 180,779,832,002.22/484,988.04
  6. Step 6: Final answer
    x = 372,751.11

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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.