Home / 288,688.20-433,032.30-236,200.20

Finding the Fourth Proportional to 288,688.20, 433,032.30 and 236,200.20

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Solution

The fourth proportional to 288,688.20, 433,032.30 and 236,200.20 is: 354,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,688.20 : 433,032.30 = 236,200.20 : x
  2. Step 2: Convert to fraction form
    288,688.20/433,032.30 = 236,200.20/x
  3. Step 3: Cross multiply
    288,688.20x = 433,032.30 × 236,200.20
  4. Step 4: Simplify right side
    288,688.20x = 102,282,315,866.46
  5. Step 5: Solve for x
    x = 102,282,315,866.46/288,688.20
  6. Step 6: Final answer
    x = 354,300.30

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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.