Home / 691,927.76-1,038,032.04-292,567.52

Finding the Fourth Proportional to 691,927.76, 1,038,032.04 and 292,567.52

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Solution

The fourth proportional to 691,927.76, 1,038,032.04 and 292,567.52 is: 438,910.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,927.76 : 1,038,032.04 = 292,567.52 : x
  2. Step 2: Convert to fraction form
    691,927.76/1,038,032.04 = 292,567.52/x
  3. Step 3: Cross multiply
    691,927.76x = 1,038,032.04 × 292,567.52
  4. Step 4: Simplify right side
    691,927.76x = 303,694,459,623.34
  5. Step 5: Solve for x
    x = 303,694,459,623.34/691,927.76
  6. Step 6: Final answer
    x = 438,910.65

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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.