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Finding the Fourth Proportional to 302,031.59, 453,016.22 and 102,346.80

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Solution

The fourth proportional to 302,031.59, 453,016.22 and 102,346.80 is: 153,509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,031.59 : 453,016.22 = 102,346.80 : x
  2. Step 2: Convert to fraction form
    302,031.59/453,016.22 = 102,346.80/x
  3. Step 3: Cross multiply
    302,031.59x = 453,016.22 × 102,346.80
  4. Step 4: Simplify right side
    302,031.59x = 46,364,759,953.36
  5. Step 5: Solve for x
    x = 46,364,759,953.36/302,031.59
  6. Step 6: Final answer
    x = 153,509.64

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1.5x scale

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.