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Finding the Fourth Proportional to 438,047.76, 604,504.68 and 244,453.40

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Solution

The fourth proportional to 438,047.76, 604,504.68 and 244,453.40 is: 337,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,047.76 : 604,504.68 = 244,453.40 : x
  2. Step 2: Convert to fraction form
    438,047.76/604,504.68 = 244,453.40/x
  3. Step 3: Cross multiply
    438,047.76x = 604,504.68 × 244,453.40
  4. Step 4: Simplify right side
    438,047.76x = 147,773,224,341.91
  5. Step 5: Solve for x
    x = 147,773,224,341.91/438,047.76
  6. Step 6: Final answer
    x = 337,345.01

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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.