Home / 807,424.95-1,211,097.16-301,948.77

Finding the Fourth Proportional to 807,424.95, 1,211,097.16 and 301,948.77

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Solution

The fourth proportional to 807,424.95, 1,211,097.16 and 301,948.77 is: 452,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,424.95 : 1,211,097.16 = 301,948.77 : x
  2. Step 2: Convert to fraction form
    807,424.95/1,211,097.16 = 301,948.77/x
  3. Step 3: Cross multiply
    807,424.95x = 1,211,097.16 × 301,948.77
  4. Step 4: Simplify right side
    807,424.95x = 365,689,297,812.49
  5. Step 5: Solve for x
    x = 365,689,297,812.49/807,424.95
  6. Step 6: Final answer
    x = 452,908.10

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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.