Home / 289,015.10-433,522.65-236,483.90

Finding the Fourth Proportional to 289,015.10, 433,522.65 and 236,483.90

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Solution

The fourth proportional to 289,015.10, 433,522.65 and 236,483.90 is: 354,725.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,015.10 : 433,522.65 = 236,483.90 : x
  2. Step 2: Convert to fraction form
    289,015.10/433,522.65 = 236,483.90/x
  3. Step 3: Cross multiply
    289,015.10x = 433,522.65 × 236,483.90
  4. Step 4: Simplify right side
    289,015.10x = 102,521,127,010.34
  5. Step 5: Solve for x
    x = 102,521,127,010.34/289,015.10
  6. Step 6: Final answer
    x = 354,725.85

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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.