Home / 947,417.70-1,420,607.56-466,588.15

Finding the Fourth Proportional to 947,417.70, 1,420,607.56 and 466,588.15

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Solution

The fourth proportional to 947,417.70, 1,420,607.56 and 466,588.15 is: 699,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,417.70 : 1,420,607.56 = 466,588.15 : x
  2. Step 2: Convert to fraction form
    947,417.70/1,420,607.56 = 466,588.15/x
  3. Step 3: Cross multiply
    947,417.70x = 1,420,607.56 × 466,588.15
  4. Step 4: Simplify right side
    947,417.70x = 662,838,653,296.41
  5. Step 5: Solve for x
    x = 662,838,653,296.41/947,417.70
  6. Step 6: Final answer
    x = 699,626.63

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1.5x scale

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.