Home / 938,208.84-1,294,723.08-508,484.40

Finding the Fourth Proportional to 938,208.84, 1,294,723.08 and 508,484.40

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Solution

The fourth proportional to 938,208.84, 1,294,723.08 and 508,484.40 is: 701,705.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,208.84 : 1,294,723.08 = 508,484.40 : x
  2. Step 2: Convert to fraction form
    938,208.84/1,294,723.08 = 508,484.40/x
  3. Step 3: Cross multiply
    938,208.84x = 1,294,723.08 × 508,484.40
  4. Step 4: Simplify right side
    938,208.84x = 658,346,488,499.95
  5. Step 5: Solve for x
    x = 658,346,488,499.95/938,208.84
  6. Step 6: Final answer
    x = 701,705.70

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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.