Home / 434,259.01-651,388.79-118,692.19

Finding the Fourth Proportional to 434,259.01, 651,388.79 and 118,692.19

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Solution

The fourth proportional to 434,259.01, 651,388.79 and 118,692.19 is: 178,038.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,259.01 : 651,388.79 = 118,692.19 : x
  2. Step 2: Convert to fraction form
    434,259.01/651,388.79 = 118,692.19/x
  3. Step 3: Cross multiply
    434,259.01x = 651,388.79 × 118,692.19
  4. Step 4: Simplify right side
    434,259.01x = 77,314,762,026.55
  5. Step 5: Solve for x
    x = 77,314,762,026.55/434,259.01
  6. Step 6: Final answer
    x = 178,038.36

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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.