Home / 282,528.50-423,477.51-122,419.60

Finding the Fourth Proportional to 282,528.50, 423,477.51 and 122,419.60

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Solution

The fourth proportional to 282,528.50, 423,477.51 and 122,419.60 is: 183,492.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,528.50 : 423,477.51 = 122,419.60 : x
  2. Step 2: Convert to fraction form
    282,528.50/423,477.51 = 122,419.60/x
  3. Step 3: Cross multiply
    282,528.50x = 423,477.51 × 122,419.60
  4. Step 4: Simplify right side
    282,528.50x = 51,841,946,783.58
  5. Step 5: Solve for x
    x = 51,841,946,783.58/282,528.50
  6. Step 6: Final answer
    x = 183,492.81

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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.