Home / 1,065,658.47-1,598,738.90-345,944.71

Finding the Fourth Proportional to 1,065,658.47, 1,598,738.90 and 345,944.71

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Solution

The fourth proportional to 1,065,658.47, 1,598,738.90 and 345,944.71 is: 518,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,658.47 : 1,598,738.90 = 345,944.71 : x
  2. Step 2: Convert to fraction form
    1,065,658.47/1,598,738.90 = 345,944.71/x
  3. Step 3: Cross multiply
    1,065,658.47x = 1,598,738.90 × 345,944.71
  4. Step 4: Simplify right side
    1,065,658.47x = 553,075,265,126.22
  5. Step 5: Solve for x
    x = 553,075,265,126.22/1,065,658.47
  6. Step 6: Final answer
    x = 518,998.61

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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.