Home / 999,577.35-1,379,448.42-546,868.35

Finding the Fourth Proportional to 999,577.35, 1,379,448.42 and 546,868.35

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Solution

The fourth proportional to 999,577.35, 1,379,448.42 and 546,868.35 is: 754,695.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,577.35 : 1,379,448.42 = 546,868.35 : x
  2. Step 2: Convert to fraction form
    999,577.35/1,379,448.42 = 546,868.35/x
  3. Step 3: Cross multiply
    999,577.35x = 1,379,448.42 × 546,868.35
  4. Step 4: Simplify right side
    999,577.35x = 754,376,681,355.51
  5. Step 5: Solve for x
    x = 754,376,681,355.51/999,577.35
  6. Step 6: Final answer
    x = 754,695.65

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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.