Home / 724,458.80-1,085,651.40-502,583.60

Finding the Fourth Proportional to 724,458.80, 1,085,651.40 and 502,583.60

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Solution

The fourth proportional to 724,458.80, 1,085,651.40 and 502,583.60 is: 753,156.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,458.80 : 1,085,651.40 = 502,583.60 : x
  2. Step 2: Convert to fraction form
    724,458.80/1,085,651.40 = 502,583.60/x
  3. Step 3: Cross multiply
    724,458.80x = 1,085,651.40 × 502,583.60
  4. Step 4: Simplify right side
    724,458.80x = 545,630,588,957.04
  5. Step 5: Solve for x
    x = 545,630,588,957.04/724,458.80
  6. Step 6: Final answer
    x = 753,156.13

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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.