Home / 1,001,084.95-1,501,791.05-326,970.55

Finding the Fourth Proportional to 1,001,084.95, 1,501,791.05 and 326,970.55

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Solution

The fourth proportional to 1,001,084.95, 1,501,791.05 and 326,970.55 is: 490,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,084.95 : 1,501,791.05 = 326,970.55 : x
  2. Step 2: Convert to fraction form
    1,001,084.95/1,501,791.05 = 326,970.55/x
  3. Step 3: Cross multiply
    1,001,084.95x = 1,501,791.05 × 326,970.55
  4. Step 4: Simplify right side
    1,001,084.95x = 491,041,445,603.58
  5. Step 5: Solve for x
    x = 491,041,445,603.58/1,001,084.95
  6. Step 6: Final answer
    x = 490,509.27

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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.