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Finding the Fourth Proportional to 602,263.72, 902,608.26 and 451,317.52

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Solution

The fourth proportional to 602,263.72, 902,608.26 and 451,317.52 is: 676,386.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,263.72 : 902,608.26 = 451,317.52 : x
  2. Step 2: Convert to fraction form
    602,263.72/902,608.26 = 451,317.52/x
  3. Step 3: Cross multiply
    602,263.72x = 902,608.26 × 451,317.52
  4. Step 4: Simplify right side
    602,263.72x = 407,362,921,434.72
  5. Step 5: Solve for x
    x = 407,362,921,434.72/602,263.72
  6. Step 6: Final answer
    x = 676,386.29

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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.