Home / 832,536.66-1,148,900.12-469,963.65

Finding the Fourth Proportional to 832,536.66, 1,148,900.12 and 469,963.65

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Solution

The fourth proportional to 832,536.66, 1,148,900.12 and 469,963.65 is: 648,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,536.66 : 1,148,900.12 = 469,963.65 : x
  2. Step 2: Convert to fraction form
    832,536.66/1,148,900.12 = 469,963.65/x
  3. Step 3: Cross multiply
    832,536.66x = 1,148,900.12 × 469,963.65
  4. Step 4: Simplify right side
    832,536.66x = 539,941,291,530.82
  5. Step 5: Solve for x
    x = 539,941,291,530.82/832,536.66
  6. Step 6: Final answer
    x = 648,549.57

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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.