Home / 807,341.89-1,210,592.44-301,486.90

Finding the Fourth Proportional to 807,341.89, 1,210,592.44 and 301,486.90

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Solution

The fourth proportional to 807,341.89, 1,210,592.44 and 301,486.90 is: 452,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,341.89 : 1,210,592.44 = 301,486.90 : x
  2. Step 2: Convert to fraction form
    807,341.89/1,210,592.44 = 301,486.90/x
  3. Step 3: Cross multiply
    807,341.89x = 1,210,592.44 × 301,486.90
  4. Step 4: Simplify right side
    807,341.89x = 364,977,761,899.04
  5. Step 5: Solve for x
    x = 364,977,761,899.04/807,341.89
  6. Step 6: Final answer
    x = 452,073.36

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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.