Home / 841,113.58-1,261,688.10-301,405.04

Finding the Fourth Proportional to 841,113.58, 1,261,688.10 and 301,405.04

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Solution

The fourth proportional to 841,113.58, 1,261,688.10 and 301,405.04 is: 452,113.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,113.58 : 1,261,688.10 = 301,405.04 : x
  2. Step 2: Convert to fraction form
    841,113.58/1,261,688.10 = 301,405.04/x
  3. Step 3: Cross multiply
    841,113.58x = 1,261,688.10 × 301,405.04
  4. Step 4: Simplify right side
    841,113.58x = 380,279,152,248.02
  5. Step 5: Solve for x
    x = 380,279,152,248.02/841,113.58
  6. Step 6: Final answer
    x = 452,113.91

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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.