Home / 354,868.09-529,586.26-317,002.92

Finding the Fourth Proportional to 354,868.09, 529,586.26 and 317,002.92

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Solution

The fourth proportional to 354,868.09, 529,586.26 and 317,002.92 is: 473,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,868.09 : 529,586.26 = 317,002.92 : x
  2. Step 2: Convert to fraction form
    354,868.09/529,586.26 = 317,002.92/x
  3. Step 3: Cross multiply
    354,868.09x = 529,586.26 × 317,002.92
  4. Step 4: Simplify right side
    354,868.09x = 167,880,390,262.35
  5. Step 5: Solve for x
    x = 167,880,390,262.35/354,868.09
  6. Step 6: Final answer
    x = 473,078.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.