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Finding the Fourth Proportional to 302,404.60, 453,606.90 and 125,038.90

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Solution

The fourth proportional to 302,404.60, 453,606.90 and 125,038.90 is: 187,558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,404.60 : 453,606.90 = 125,038.90 : x
  2. Step 2: Convert to fraction form
    302,404.60/453,606.90 = 125,038.90/x
  3. Step 3: Cross multiply
    302,404.60x = 453,606.90 × 125,038.90
  4. Step 4: Simplify right side
    302,404.60x = 56,718,507,808.41
  5. Step 5: Solve for x
    x = 56,718,507,808.41/302,404.60
  6. Step 6: Final answer
    x = 187,558.35

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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.