Home / 889,256.92-1,334,000.20-409,368.98

Finding the Fourth Proportional to 889,256.92, 1,334,000.20 and 409,368.98

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Solution

The fourth proportional to 889,256.92, 1,334,000.20 and 409,368.98 is: 614,106.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,256.92 : 1,334,000.20 = 409,368.98 : x
  2. Step 2: Convert to fraction form
    889,256.92/1,334,000.20 = 409,368.98/x
  3. Step 3: Cross multiply
    889,256.92x = 1,334,000.20 × 409,368.98
  4. Step 4: Simplify right side
    889,256.92x = 546,098,301,193.80
  5. Step 5: Solve for x
    x = 546,098,301,193.80/889,256.92
  6. Step 6: Final answer
    x = 614,106.33

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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.