Home / 595,205.28-821,389.32-323,275.80

Finding the Fourth Proportional to 595,205.28, 821,389.32 and 323,275.80

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Solution

The fourth proportional to 595,205.28, 821,389.32 and 323,275.80 is: 446,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,205.28 : 821,389.32 = 323,275.80 : x
  2. Step 2: Convert to fraction form
    595,205.28/821,389.32 = 323,275.80/x
  3. Step 3: Cross multiply
    595,205.28x = 821,389.32 × 323,275.80
  4. Step 4: Simplify right side
    595,205.28x = 265,535,289,534.46
  5. Step 5: Solve for x
    x = 265,535,289,534.46/595,205.28
  6. Step 6: Final answer
    x = 446,123.88

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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.