Home / 739,777.32-1,020,894.17-413,088.71

Finding the Fourth Proportional to 739,777.32, 1,020,894.17 and 413,088.71

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Solution

The fourth proportional to 739,777.32, 1,020,894.17 and 413,088.71 is: 570,063.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,777.32 : 1,020,894.17 = 413,088.71 : x
  2. Step 2: Convert to fraction form
    739,777.32/1,020,894.17 = 413,088.71/x
  3. Step 3: Cross multiply
    739,777.32x = 1,020,894.17 × 413,088.71
  4. Step 4: Simplify right side
    739,777.32x = 421,719,848,561.91
  5. Step 5: Solve for x
    x = 421,719,848,561.91/739,777.32
  6. Step 6: Final answer
    x = 570,063.23

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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.