Home / 860,888.49-1,293,663.12-461,815.66

Finding the Fourth Proportional to 860,888.49, 1,293,663.12 and 461,815.66

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Solution

The fourth proportional to 860,888.49, 1,293,663.12 and 461,815.66 is: 693,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,888.49 : 1,293,663.12 = 461,815.66 : x
  2. Step 2: Convert to fraction form
    860,888.49/1,293,663.12 = 461,815.66/x
  3. Step 3: Cross multiply
    860,888.49x = 1,293,663.12 × 461,815.66
  4. Step 4: Simplify right side
    860,888.49x = 597,433,887,580.46
  5. Step 5: Solve for x
    x = 597,433,887,580.46/860,888.49
  6. Step 6: Final answer
    x = 693,973.60

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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.