Home / 680,582.55-1,020,795.93-181,985.43

Finding the Fourth Proportional to 680,582.55, 1,020,795.93 and 181,985.43

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Solution

The fourth proportional to 680,582.55, 1,020,795.93 and 181,985.43 is: 272,957.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,582.55 : 1,020,795.93 = 181,985.43 : x
  2. Step 2: Convert to fraction form
    680,582.55/1,020,795.93 = 181,985.43/x
  3. Step 3: Cross multiply
    680,582.55x = 1,020,795.93 × 181,985.43
  4. Step 4: Simplify right side
    680,582.55x = 185,769,986,263.30
  5. Step 5: Solve for x
    x = 185,769,986,263.30/680,582.55
  6. Step 6: Final answer
    x = 272,957.32

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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.