Home / 808,621.60-1,210,858.80-597,114.40

Finding the Fourth Proportional to 808,621.60, 1,210,858.80 and 597,114.40

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Solution

The fourth proportional to 808,621.60, 1,210,858.80 and 597,114.40 is: 894,140.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,621.60 : 1,210,858.80 = 597,114.40 : x
  2. Step 2: Convert to fraction form
    808,621.60/1,210,858.80 = 597,114.40/x
  3. Step 3: Cross multiply
    808,621.60x = 1,210,858.80 × 597,114.40
  4. Step 4: Simplify right side
    808,621.60x = 723,021,225,846.72
  5. Step 5: Solve for x
    x = 723,021,225,846.72/808,621.60
  6. Step 6: Final answer
    x = 894,140.38

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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.