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Finding the Fourth Proportional to 597,269.80, 895,904.70 and 429,308.20

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Solution

The fourth proportional to 597,269.80, 895,904.70 and 429,308.20 is: 643,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,269.80 : 895,904.70 = 429,308.20 : x
  2. Step 2: Convert to fraction form
    597,269.80/895,904.70 = 429,308.20/x
  3. Step 3: Cross multiply
    597,269.80x = 895,904.70 × 429,308.20
  4. Step 4: Simplify right side
    597,269.80x = 384,619,234,128.54
  5. Step 5: Solve for x
    x = 384,619,234,128.54/597,269.80
  6. Step 6: Final answer
    x = 643,962.30

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Similar ratio
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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.