Home / 301,613.01-452,419.13-76,973.45

Finding the Fourth Proportional to 301,613.01, 452,419.13 and 76,973.45

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Solution

The fourth proportional to 301,613.01, 452,419.13 and 76,973.45 is: 115,460.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,613.01 : 452,419.13 = 76,973.45 : x
  2. Step 2: Convert to fraction form
    301,613.01/452,419.13 = 76,973.45/x
  3. Step 3: Cross multiply
    301,613.01x = 452,419.13 × 76,973.45
  4. Step 4: Simplify right side
    301,613.01x = 34,824,258,635.14
  5. Step 5: Solve for x
    x = 34,824,258,635.14/301,613.01
  6. Step 6: Final answer
    x = 115,460.07

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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.