Home / 771,248.96-1,158,649.44-547,165.76

Finding the Fourth Proportional to 771,248.96, 1,158,649.44 and 547,165.76

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Solution

The fourth proportional to 771,248.96, 1,158,649.44 and 547,165.76 is: 822,008.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,248.96 : 1,158,649.44 = 547,165.76 : x
  2. Step 2: Convert to fraction form
    771,248.96/1,158,649.44 = 547,165.76/x
  3. Step 3: Cross multiply
    771,248.96x = 1,158,649.44 × 547,165.76
  4. Step 4: Simplify right side
    771,248.96x = 633,973,301,411.18
  5. Step 5: Solve for x
    x = 633,973,301,411.18/771,248.96
  6. Step 6: Final answer
    x = 822,008.63

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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.