Home / 904,756.80-1,356,271.20-335,985.60

Finding the Fourth Proportional to 904,756.80, 1,356,271.20 and 335,985.60

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Solution

The fourth proportional to 904,756.80, 1,356,271.20 and 335,985.60 is: 503,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,756.80 : 1,356,271.20 = 335,985.60 : x
  2. Step 2: Convert to fraction form
    904,756.80/1,356,271.20 = 335,985.60/x
  3. Step 3: Cross multiply
    904,756.80x = 1,356,271.20 × 335,985.60
  4. Step 4: Simplify right side
    904,756.80x = 455,687,592,894.72
  5. Step 5: Solve for x
    x = 455,687,592,894.72/904,756.80
  6. Step 6: Final answer
    x = 503,657.55

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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.