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Finding the Fourth Proportional to 458,285.10, 632,290.35 and 264,667.98

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Solution

The fourth proportional to 458,285.10, 632,290.35 and 264,667.98 is: 365,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,285.10 : 632,290.35 = 264,667.98 : x
  2. Step 2: Convert to fraction form
    458,285.10/632,290.35 = 264,667.98/x
  3. Step 3: Cross multiply
    458,285.10x = 632,290.35 × 264,667.98
  4. Step 4: Simplify right side
    458,285.10x = 167,347,009,707.99
  5. Step 5: Solve for x
    x = 167,347,009,707.99/458,285.10
  6. Step 6: Final answer
    x = 365,159.18

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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.