Home / 477,582.34-659,042.85-262,708.78

Finding the Fourth Proportional to 477,582.34, 659,042.85 and 262,708.78

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Solution

The fourth proportional to 477,582.34, 659,042.85 and 262,708.78 is: 362,526.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,582.34 : 659,042.85 = 262,708.78 : x
  2. Step 2: Convert to fraction form
    477,582.34/659,042.85 = 262,708.78/x
  3. Step 3: Cross multiply
    477,582.34x = 659,042.85 × 262,708.78
  4. Step 4: Simplify right side
    477,582.34x = 173,136,343,091.22
  5. Step 5: Solve for x
    x = 173,136,343,091.22/477,582.34
  6. Step 6: Final answer
    x = 362,526.69

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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.