Home / 584,782.20-877,077.16-205,613.82

Finding the Fourth Proportional to 584,782.20, 877,077.16 and 205,613.82

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Solution

The fourth proportional to 584,782.20, 877,077.16 and 205,613.82 is: 308,386.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,782.20 : 877,077.16 = 205,613.82 : x
  2. Step 2: Convert to fraction form
    584,782.20/877,077.16 = 205,613.82/x
  3. Step 3: Cross multiply
    584,782.20x = 877,077.16 × 205,613.82
  4. Step 4: Simplify right side
    584,782.20x = 180,339,185,302.35
  5. Step 5: Solve for x
    x = 180,339,185,302.35/584,782.20
  6. Step 6: Final answer
    x = 308,386.93

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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.