Home / 933,946.20-1,400,008.05-478,537.47

Finding the Fourth Proportional to 933,946.20, 1,400,008.05 and 478,537.47

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Solution

The fourth proportional to 933,946.20, 1,400,008.05 and 478,537.47 is: 717,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,946.20 : 1,400,008.05 = 478,537.47 : x
  2. Step 2: Convert to fraction form
    933,946.20/1,400,008.05 = 478,537.47/x
  3. Step 3: Cross multiply
    933,946.20x = 1,400,008.05 × 478,537.47
  4. Step 4: Simplify right side
    933,946.20x = 669,956,310,226.63
  5. Step 5: Solve for x
    x = 669,956,310,226.63/933,946.20
  6. Step 6: Final answer
    x = 717,339.30

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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.