Home / 385,349.34-577,965.63-104,888.46

Finding the Fourth Proportional to 385,349.34, 577,965.63 and 104,888.46

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Solution

The fourth proportional to 385,349.34, 577,965.63 and 104,888.46 is: 157,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,349.34 : 577,965.63 = 104,888.46 : x
  2. Step 2: Convert to fraction form
    385,349.34/577,965.63 = 104,888.46/x
  3. Step 3: Cross multiply
    385,349.34x = 577,965.63 × 104,888.46
  4. Step 4: Simplify right side
    385,349.34x = 60,621,924,863.63
  5. Step 5: Solve for x
    x = 60,621,924,863.63/385,349.34
  6. Step 6: Final answer
    x = 157,316.80

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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.