Home / 404,265,522.60-605,264,543.10-392,928,114.60

Finding the Fourth Proportional to 404,265,522.60, 605,264,543.10 and 392,928,114.60

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Solution

The fourth proportional to 404,265,522.60, 605,264,543.10 and 392,928,114.60 is: 588,290,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,265,522.60 : 605,264,543.10 = 392,928,114.60 : x
  2. Step 2: Convert to fraction form
    404,265,522.60/605,264,543.10 = 392,928,114.60/x
  3. Step 3: Cross multiply
    404,265,522.60x = 605,264,543.10 × 392,928,114.60
  4. Step 4: Simplify right side
    404,265,522.60x = 237,825,455,754,513,472
  5. Step 5: Solve for x
    x = 237,825,455,754,513,472/404,265,522.60
  6. Step 6: Final answer
    x = 588,290,226.25

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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.