Home / 973,424.89-1,458,100.63-782,855.16

Finding the Fourth Proportional to 973,424.89, 1,458,100.63 and 782,855.16

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Solution

The fourth proportional to 973,424.89, 1,458,100.63 and 782,855.16 is: 1,172,644.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,424.89 : 1,458,100.63 = 782,855.16 : x
  2. Step 2: Convert to fraction form
    973,424.89/1,458,100.63 = 782,855.16/x
  3. Step 3: Cross multiply
    973,424.89x = 1,458,100.63 × 782,855.16
  4. Step 4: Simplify right side
    973,424.89x = 1,141,481,601,994.75
  5. Step 5: Solve for x
    x = 1,141,481,601,994.75/973,424.89
  6. Step 6: Final answer
    x = 1,172,644.77

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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.