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Finding the Fourth Proportional to 473,325.71, 709,490.33 and 283,889.13

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Solution

The fourth proportional to 473,325.71, 709,490.33 and 283,889.13 is: 425,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,325.71 : 709,490.33 = 283,889.13 : x
  2. Step 2: Convert to fraction form
    473,325.71/709,490.33 = 283,889.13/x
  3. Step 3: Cross multiply
    473,325.71x = 709,490.33 × 283,889.13
  4. Step 4: Simplify right side
    473,325.71x = 201,416,591,107.67
  5. Step 5: Solve for x
    x = 201,416,591,107.67/473,325.71
  6. Step 6: Final answer
    x = 425,534.87

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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.