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Finding the Fourth Proportional to 597,508.80, 896,421.60 and 260,404.80

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Solution

The fourth proportional to 597,508.80, 896,421.60 and 260,404.80 is: 390,676.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,508.80 : 896,421.60 = 260,404.80 : x
  2. Step 2: Convert to fraction form
    597,508.80/896,421.60 = 260,404.80/x
  3. Step 3: Cross multiply
    597,508.80x = 896,421.60 × 260,404.80
  4. Step 4: Simplify right side
    597,508.80x = 233,432,487,463.68
  5. Step 5: Solve for x
    x = 233,432,487,463.68/597,508.80
  6. Step 6: Final answer
    x = 390,676.23

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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.