Home / 971,569.70-1,456,836.15-409,969.70

Finding the Fourth Proportional to 971,569.70, 1,456,836.15 and 409,969.70

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Solution

The fourth proportional to 971,569.70, 1,456,836.15 and 409,969.70 is: 614,735.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,569.70 : 1,456,836.15 = 409,969.70 : x
  2. Step 2: Convert to fraction form
    971,569.70/1,456,836.15 = 409,969.70/x
  3. Step 3: Cross multiply
    971,569.70x = 1,456,836.15 × 409,969.70
  4. Step 4: Simplify right side
    971,569.70x = 597,258,679,364.66
  5. Step 5: Solve for x
    x = 597,258,679,364.66/971,569.70
  6. Step 6: Final answer
    x = 614,735.80

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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.