Home / 739,742.03-1,020,833.92-413,060.08

Finding the Fourth Proportional to 739,742.03, 1,020,833.92 and 413,060.08

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Solution

The fourth proportional to 739,742.03, 1,020,833.92 and 413,060.08 is: 570,017.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,742.03 : 1,020,833.92 = 413,060.08 : x
  2. Step 2: Convert to fraction form
    739,742.03/1,020,833.92 = 413,060.08/x
  3. Step 3: Cross multiply
    739,742.03x = 1,020,833.92 × 413,060.08
  4. Step 4: Simplify right side
    739,742.03x = 421,665,740,661.91
  5. Step 5: Solve for x
    x = 421,665,740,661.91/739,742.03
  6. Step 6: Final answer
    x = 570,017.28

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1.5x scale

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.