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Finding the Fourth Proportional to 622,373.48, 933,726.36 and 223,054.64

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Solution

The fourth proportional to 622,373.48, 933,726.36 and 223,054.64 is: 334,641.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,373.48 : 933,726.36 = 223,054.64 : x
  2. Step 2: Convert to fraction form
    622,373.48/933,726.36 = 223,054.64/x
  3. Step 3: Cross multiply
    622,373.48x = 933,726.36 × 223,054.64
  4. Step 4: Simplify right side
    622,373.48x = 208,271,997,088.31
  5. Step 5: Solve for x
    x = 208,271,997,088.31/622,373.48
  6. Step 6: Final answer
    x = 334,641.50

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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.