Home / 1,029,089.48-1,543,611.90-355,148.12

Finding the Fourth Proportional to 1,029,089.48, 1,543,611.90 and 355,148.12

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Solution

The fourth proportional to 1,029,089.48, 1,543,611.90 and 355,148.12 is: 532,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,089.48 : 1,543,611.90 = 355,148.12 : x
  2. Step 2: Convert to fraction form
    1,029,089.48/1,543,611.90 = 355,148.12/x
  3. Step 3: Cross multiply
    1,029,089.48x = 1,543,611.90 × 355,148.12
  4. Step 4: Simplify right side
    1,029,089.48x = 548,210,860,401.50
  5. Step 5: Solve for x
    x = 548,210,860,401.50/1,029,089.48
  6. Step 6: Final answer
    x = 532,714.47

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Double scale
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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.