Home / 1,015,957.82-1,402,023.76-563,248.82

Finding the Fourth Proportional to 1,015,957.82, 1,402,023.76 and 563,248.82

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Solution

The fourth proportional to 1,015,957.82, 1,402,023.76 and 563,248.82 is: 777,284.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,957.82 : 1,402,023.76 = 563,248.82 : x
  2. Step 2: Convert to fraction form
    1,015,957.82/1,402,023.76 = 563,248.82/x
  3. Step 3: Cross multiply
    1,015,957.82x = 1,402,023.76 × 563,248.82
  4. Step 4: Simplify right side
    1,015,957.82x = 789,688,221,421.84
  5. Step 5: Solve for x
    x = 789,688,221,421.84/1,015,957.82
  6. Step 6: Final answer
    x = 777,284.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.