Home / 874,457.60-1,311,393.43-334,588.28

Finding the Fourth Proportional to 874,457.60, 1,311,393.43 and 334,588.28

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Solution

The fourth proportional to 874,457.60, 1,311,393.43 and 334,588.28 is: 501,770.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,457.60 : 1,311,393.43 = 334,588.28 : x
  2. Step 2: Convert to fraction form
    874,457.60/1,311,393.43 = 334,588.28/x
  3. Step 3: Cross multiply
    874,457.60x = 1,311,393.43 × 334,588.28
  4. Step 4: Simplify right side
    874,457.60x = 438,776,866,459.82
  5. Step 5: Solve for x
    x = 438,776,866,459.82/874,457.60
  6. Step 6: Final answer
    x = 501,770.32

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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.