Home / 752,857.65-1,038,874.50-446,881.77

Finding the Fourth Proportional to 752,857.65, 1,038,874.50 and 446,881.77

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Solution

The fourth proportional to 752,857.65, 1,038,874.50 and 446,881.77 is: 616,655.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,857.65 : 1,038,874.50 = 446,881.77 : x
  2. Step 2: Convert to fraction form
    752,857.65/1,038,874.50 = 446,881.77/x
  3. Step 3: Cross multiply
    752,857.65x = 1,038,874.50 × 446,881.77
  4. Step 4: Simplify right side
    752,857.65x = 464,254,075,367.87
  5. Step 5: Solve for x
    x = 464,254,075,367.87/752,857.65
  6. Step 6: Final answer
    x = 616,655.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.