Home / 477,314.23-715,498.40-224,141.51

Finding the Fourth Proportional to 477,314.23, 715,498.40 and 224,141.51

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Solution

The fourth proportional to 477,314.23, 715,498.40 and 224,141.51 is: 335,990.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,314.23 : 715,498.40 = 224,141.51 : x
  2. Step 2: Convert to fraction form
    477,314.23/715,498.40 = 224,141.51/x
  3. Step 3: Cross multiply
    477,314.23x = 715,498.40 × 224,141.51
  4. Step 4: Simplify right side
    477,314.23x = 160,372,894,127.68
  5. Step 5: Solve for x
    x = 160,372,894,127.68/477,314.23
  6. Step 6: Final answer
    x = 335,990.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.