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Finding the Fourth Proportional to 536,303.02, 804,454.04 and 136,943.86

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Solution

The fourth proportional to 536,303.02, 804,454.04 and 136,943.86 is: 205,415.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,303.02 : 804,454.04 = 136,943.86 : x
  2. Step 2: Convert to fraction form
    536,303.02/804,454.04 = 136,943.86/x
  3. Step 3: Cross multiply
    536,303.02x = 804,454.04 × 136,943.86
  4. Step 4: Simplify right side
    536,303.02x = 110,165,041,430.19
  5. Step 5: Solve for x
    x = 110,165,041,430.19/536,303.02
  6. Step 6: Final answer
    x = 205,415.66

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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.