Home / 460,256.40-689,500.08-282,244.32

Finding the Fourth Proportional to 460,256.40, 689,500.08 and 282,244.32

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Solution

The fourth proportional to 460,256.40, 689,500.08 and 282,244.32 is: 422,824.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,256.40 : 689,500.08 = 282,244.32 : x
  2. Step 2: Convert to fraction form
    460,256.40/689,500.08 = 282,244.32/x
  3. Step 3: Cross multiply
    460,256.40x = 689,500.08 × 282,244.32
  4. Step 4: Simplify right side
    460,256.40x = 194,607,481,219.55
  5. Step 5: Solve for x
    x = 194,607,481,219.55/460,256.40
  6. Step 6: Final answer
    x = 422,824.06

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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.