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Finding the Fourth Proportional to 655,581.45, 902,798.15 and 569,501.13

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Solution

The fourth proportional to 655,581.45, 902,798.15 and 569,501.13 is: 784,257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,581.45 : 902,798.15 = 569,501.13 : x
  2. Step 2: Convert to fraction form
    655,581.45/902,798.15 = 569,501.13/x
  3. Step 3: Cross multiply
    655,581.45x = 902,798.15 × 569,501.13
  4. Step 4: Simplify right side
    655,581.45x = 514,144,563,739.40
  5. Step 5: Solve for x
    x = 514,144,563,739.40/655,581.45
  6. Step 6: Final answer
    x = 784,257.34

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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.