Home / 1,005,267.93-1,508,649.43-406,234.28

Finding the Fourth Proportional to 1,005,267.93, 1,508,649.43 and 406,234.28

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Solution

The fourth proportional to 1,005,267.93, 1,508,649.43 and 406,234.28 is: 609,653.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,267.93 : 1,508,649.43 = 406,234.28 : x
  2. Step 2: Convert to fraction form
    1,005,267.93/1,508,649.43 = 406,234.28/x
  3. Step 3: Cross multiply
    1,005,267.93x = 1,508,649.43 × 406,234.28
  4. Step 4: Simplify right side
    1,005,267.93x = 612,865,115,276.63
  5. Step 5: Solve for x
    x = 612,865,115,276.63/1,005,267.93
  6. Step 6: Final answer
    x = 609,653.50

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Double scale
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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.