Home / 945,573.82-1,304,838.72-537,774.87

Finding the Fourth Proportional to 945,573.82, 1,304,838.72 and 537,774.87

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Solution

The fourth proportional to 945,573.82, 1,304,838.72 and 537,774.87 is: 742,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,573.82 : 1,304,838.72 = 537,774.87 : x
  2. Step 2: Convert to fraction form
    945,573.82/1,304,838.72 = 537,774.87/x
  3. Step 3: Cross multiply
    945,573.82x = 1,304,838.72 × 537,774.87
  4. Step 4: Simplify right side
    945,573.82x = 701,709,473,018.97
  5. Step 5: Solve for x
    x = 701,709,473,018.97/945,573.82
  6. Step 6: Final answer
    x = 742,099.09

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1.5x scale

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.