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Finding the Fourth Proportional to 302,000.10, 453,000.15 and 144,536.10

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Solution

The fourth proportional to 302,000.10, 453,000.15 and 144,536.10 is: 216,804.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,000.10 : 453,000.15 = 144,536.10 : x
  2. Step 2: Convert to fraction form
    302,000.10/453,000.15 = 144,536.10/x
  3. Step 3: Cross multiply
    302,000.10x = 453,000.15 × 144,536.10
  4. Step 4: Simplify right side
    302,000.10x = 65,474,874,980.42
  5. Step 5: Solve for x
    x = 65,474,874,980.42/302,000.10
  6. Step 6: Final answer
    x = 216,804.15

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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.