Home / 436,439.89-602,281.29-245,453.32

Finding the Fourth Proportional to 436,439.89, 602,281.29 and 245,453.32

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Solution

The fourth proportional to 436,439.89, 602,281.29 and 245,453.32 is: 338,722.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,439.89 : 602,281.29 = 245,453.32 : x
  2. Step 2: Convert to fraction form
    436,439.89/602,281.29 = 245,453.32/x
  3. Step 3: Cross multiply
    436,439.89x = 602,281.29 × 245,453.32
  4. Step 4: Simplify right side
    436,439.89x = 147,831,942,204.38
  5. Step 5: Solve for x
    x = 147,831,942,204.38/436,439.89
  6. Step 6: Final answer
    x = 338,722.34

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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.