Home / 772,433.84-1,158,970.50-417,029.87

Finding the Fourth Proportional to 772,433.84, 1,158,970.50 and 417,029.87

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Solution

The fourth proportional to 772,433.84, 1,158,970.50 and 417,029.87 is: 625,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,433.84 : 1,158,970.50 = 417,029.87 : x
  2. Step 2: Convert to fraction form
    772,433.84/1,158,970.50 = 417,029.87/x
  3. Step 3: Cross multiply
    772,433.84x = 1,158,970.50 × 417,029.87
  4. Step 4: Simplify right side
    772,433.84x = 483,325,311,153.98
  5. Step 5: Solve for x
    x = 483,325,311,153.98/772,433.84
  6. Step 6: Final answer
    x = 625,717.43

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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.