Home / 434,918.40-652,377.60-293,200.80

Finding the Fourth Proportional to 434,918.40, 652,377.60 and 293,200.80

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Solution

The fourth proportional to 434,918.40, 652,377.60 and 293,200.80 is: 439,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,918.40 : 652,377.60 = 293,200.80 : x
  2. Step 2: Convert to fraction form
    434,918.40/652,377.60 = 293,200.80/x
  3. Step 3: Cross multiply
    434,918.40x = 652,377.60 × 293,200.80
  4. Step 4: Simplify right side
    434,918.40x = 191,277,634,222.08
  5. Step 5: Solve for x
    x = 191,277,634,222.08/434,918.40
  6. Step 6: Final answer
    x = 439,801.20

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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.