Home / 929,454.08-1,392,403.70-628,457.28

Finding the Fourth Proportional to 929,454.08, 1,392,403.70 and 628,457.28

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Solution

The fourth proportional to 929,454.08, 1,392,403.70 and 628,457.28 is: 941,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,454.08 : 1,392,403.70 = 628,457.28 : x
  2. Step 2: Convert to fraction form
    929,454.08/1,392,403.70 = 628,457.28/x
  3. Step 3: Cross multiply
    929,454.08x = 1,392,403.70 × 628,457.28
  4. Step 4: Simplify right side
    929,454.08x = 875,066,241,963.94
  5. Step 5: Solve for x
    x = 875,066,241,963.94/929,454.08
  6. Step 6: Final answer
    x = 941,484.10

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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.