Home / 531,478.89-733,409.26-302,004.33

Finding the Fourth Proportional to 531,478.89, 733,409.26 and 302,004.33

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Solution

The fourth proportional to 531,478.89, 733,409.26 and 302,004.33 is: 416,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,478.89 : 733,409.26 = 302,004.33 : x
  2. Step 2: Convert to fraction form
    531,478.89/733,409.26 = 302,004.33/x
  3. Step 3: Cross multiply
    531,478.89x = 733,409.26 × 302,004.33
  4. Step 4: Simplify right side
    531,478.89x = 221,492,772,182.10
  5. Step 5: Solve for x
    x = 221,492,772,182.10/531,478.89
  6. Step 6: Final answer
    x = 416,748.01

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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.