Home / 630,182.26-869,501.94-358,228.66

Finding the Fourth Proportional to 630,182.26, 869,501.94 and 358,228.66

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Solution

The fourth proportional to 630,182.26, 869,501.94 and 358,228.66 is: 494,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,182.26 : 869,501.94 = 358,228.66 : x
  2. Step 2: Convert to fraction form
    630,182.26/869,501.94 = 358,228.66/x
  3. Step 3: Cross multiply
    630,182.26x = 869,501.94 × 358,228.66
  4. Step 4: Simplify right side
    630,182.26x = 311,480,514,833.60
  5. Step 5: Solve for x
    x = 311,480,514,833.60/630,182.26
  6. Step 6: Final answer
    x = 494,270.52

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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.