Home / 440,229.89-607,234.95-302,342.27

Finding the Fourth Proportional to 440,229.89, 607,234.95 and 302,342.27

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Solution

The fourth proportional to 440,229.89, 607,234.95 and 302,342.27 is: 417,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,229.89 : 607,234.95 = 302,342.27 : x
  2. Step 2: Convert to fraction form
    440,229.89/607,234.95 = 302,342.27/x
  3. Step 3: Cross multiply
    440,229.89x = 607,234.95 × 302,342.27
  4. Step 4: Simplify right side
    440,229.89x = 183,592,790,170.16
  5. Step 5: Solve for x
    x = 183,592,790,170.16/440,229.89
  6. Step 6: Final answer
    x = 417,038.45

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1.5x scale

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.