Home / 367,235.12-507,246.40-302,937.36

Finding the Fourth Proportional to 367,235.12, 507,246.40 and 302,937.36

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Solution

The fourth proportional to 367,235.12, 507,246.40 and 302,937.36 is: 418,434.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,235.12 : 507,246.40 = 302,937.36 : x
  2. Step 2: Convert to fraction form
    367,235.12/507,246.40 = 302,937.36/x
  3. Step 3: Cross multiply
    367,235.12x = 507,246.40 × 302,937.36
  4. Step 4: Simplify right side
    367,235.12x = 153,663,885,285.50
  5. Step 5: Solve for x
    x = 153,663,885,285.50/367,235.12
  6. Step 6: Final answer
    x = 418,434.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.