Home / 739,242-1,020,095.28-416,849.04

Finding the Fourth Proportional to 739,242, 1,020,095.28 and 416,849.04

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Solution

The fourth proportional to 739,242, 1,020,095.28 and 416,849.04 is: 575,218.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,242 : 1,020,095.28 = 416,849.04 : x
  2. Step 2: Convert to fraction form
    739,242/1,020,095.28 = 416,849.04/x
  3. Step 3: Cross multiply
    739,242x = 1,020,095.28 × 416,849.04
  4. Step 4: Simplify right side
    739,242x = 425,225,738,176.53
  5. Step 5: Solve for x
    x = 425,225,738,176.53/739,242
  6. Step 6: Final answer
    x = 575,218.59

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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.