Home / 531,747.58-733,820.41-290,030.17

Finding the Fourth Proportional to 531,747.58, 733,820.41 and 290,030.17

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Solution

The fourth proportional to 531,747.58, 733,820.41 and 290,030.17 is: 400,246.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,747.58 : 733,820.41 = 290,030.17 : x
  2. Step 2: Convert to fraction form
    531,747.58/733,820.41 = 290,030.17/x
  3. Step 3: Cross multiply
    531,747.58x = 733,820.41 × 290,030.17
  4. Step 4: Simplify right side
    531,747.58x = 212,830,058,261.77
  5. Step 5: Solve for x
    x = 212,830,058,261.77/531,747.58
  6. Step 6: Final answer
    x = 400,246.41

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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.