Home / 402,420.03-602,841.17-233,586.41

Finding the Fourth Proportional to 402,420.03, 602,841.17 and 233,586.41

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Solution

The fourth proportional to 402,420.03, 602,841.17 and 233,586.41 is: 349,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,420.03 : 602,841.17 = 233,586.41 : x
  2. Step 2: Convert to fraction form
    402,420.03/602,841.17 = 233,586.41/x
  3. Step 3: Cross multiply
    402,420.03x = 602,841.17 × 233,586.41
  4. Step 4: Simplify right side
    402,420.03x = 140,815,500,518.36
  5. Step 5: Solve for x
    x = 140,815,500,518.36/402,420.03
  6. Step 6: Final answer
    x = 349,921.70

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1.5x scale

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.