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Finding the Fourth Proportional to 302,117.60, 452,888.40 and 112,527.20

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Solution

The fourth proportional to 302,117.60, 452,888.40 and 112,527.20 is: 168,683.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,117.60 : 452,888.40 = 112,527.20 : x
  2. Step 2: Convert to fraction form
    302,117.60/452,888.40 = 112,527.20/x
  3. Step 3: Cross multiply
    302,117.60x = 452,888.40 × 112,527.20
  4. Step 4: Simplify right side
    302,117.60x = 50,962,263,564.48
  5. Step 5: Solve for x
    x = 50,962,263,564.48/302,117.60
  6. Step 6: Final answer
    x = 168,683.53

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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.