Home / 460,404.81-689,856.35-282,536.10

Finding the Fourth Proportional to 460,404.81, 689,856.35 and 282,536.10

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Solution

The fourth proportional to 460,404.81, 689,856.35 and 282,536.10 is: 423,343.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,404.81 : 689,856.35 = 282,536.10 : x
  2. Step 2: Convert to fraction form
    460,404.81/689,856.35 = 282,536.10/x
  3. Step 3: Cross multiply
    460,404.81x = 689,856.35 × 282,536.10
  4. Step 4: Simplify right side
    460,404.81x = 194,909,321,276.55
  5. Step 5: Solve for x
    x = 194,909,321,276.55/460,404.81
  6. Step 6: Final answer
    x = 423,343.36

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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.