Home / 434,748.90-652,123.35-181,985.70

Finding the Fourth Proportional to 434,748.90, 652,123.35 and 181,985.70

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Solution

The fourth proportional to 434,748.90, 652,123.35 and 181,985.70 is: 272,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,748.90 : 652,123.35 = 181,985.70 : x
  2. Step 2: Convert to fraction form
    434,748.90/652,123.35 = 181,985.70/x
  3. Step 3: Cross multiply
    434,748.90x = 652,123.35 × 181,985.70
  4. Step 4: Simplify right side
    434,748.90x = 118,677,124,336.10
  5. Step 5: Solve for x
    x = 118,677,124,336.10/434,748.90
  6. Step 6: Final answer
    x = 272,978.55

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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.