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Finding the Fourth Proportional to 590,457.33, 885,680.12 and 270,518.40

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Solution

The fourth proportional to 590,457.33, 885,680.12 and 270,518.40 is: 405,774.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,457.33 : 885,680.12 = 270,518.40 : x
  2. Step 2: Convert to fraction form
    590,457.33/885,680.12 = 270,518.40/x
  3. Step 3: Cross multiply
    590,457.33x = 885,680.12 × 270,518.40
  4. Step 4: Simplify right side
    590,457.33x = 239,592,769,650.50
  5. Step 5: Solve for x
    x = 239,592,769,650.50/590,457.33
  6. Step 6: Final answer
    x = 405,774.91

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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.