Home / 881,631.79-1,216,784.85-537,667.27

Finding the Fourth Proportional to 881,631.79, 1,216,784.85 and 537,667.27

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Solution

The fourth proportional to 881,631.79, 1,216,784.85 and 537,667.27 is: 742,061.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,631.79 : 1,216,784.85 = 537,667.27 : x
  2. Step 2: Convert to fraction form
    881,631.79/1,216,784.85 = 537,667.27/x
  3. Step 3: Cross multiply
    881,631.79x = 1,216,784.85 × 537,667.27
  4. Step 4: Simplify right side
    881,631.79x = 654,225,388,476.86
  5. Step 5: Solve for x
    x = 654,225,388,476.86/881,631.79
  6. Step 6: Final answer
    x = 742,061.93

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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.