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Finding the Fourth Proportional to 302,526.20, 453,133.20 and 250,038.20

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Solution

The fourth proportional to 302,526.20, 453,133.20 and 250,038.20 is: 374,515.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,526.20 : 453,133.20 = 250,038.20 : x
  2. Step 2: Convert to fraction form
    302,526.20/453,133.20 = 250,038.20/x
  3. Step 3: Cross multiply
    302,526.20x = 453,133.20 × 250,038.20
  4. Step 4: Simplify right side
    302,526.20x = 113,300,609,688.24
  5. Step 5: Solve for x
    x = 113,300,609,688.24/302,526.20
  6. Step 6: Final answer
    x = 374,515.03

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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.