Home / 739,742.53-1,020,834.61-413,060.58

Finding the Fourth Proportional to 739,742.53, 1,020,834.61 and 413,060.58

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Solution

The fourth proportional to 739,742.53, 1,020,834.61 and 413,060.58 is: 570,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,742.53 : 1,020,834.61 = 413,060.58 : x
  2. Step 2: Convert to fraction form
    739,742.53/1,020,834.61 = 413,060.58/x
  3. Step 3: Cross multiply
    739,742.53x = 1,020,834.61 × 413,060.58
  4. Step 4: Simplify right side
    739,742.53x = 421,666,536,090.67
  5. Step 5: Solve for x
    x = 421,666,536,090.67/739,742.53
  6. Step 6: Final answer
    x = 570,017.97

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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.