Home / 723,323.06-998,242.25-401,095.95

Finding the Fourth Proportional to 723,323.06, 998,242.25 and 401,095.95

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Solution

The fourth proportional to 723,323.06, 998,242.25 and 401,095.95 is: 553,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,323.06 : 998,242.25 = 401,095.95 : x
  2. Step 2: Convert to fraction form
    723,323.06/998,242.25 = 401,095.95/x
  3. Step 3: Cross multiply
    723,323.06x = 998,242.25 × 401,095.95
  4. Step 4: Simplify right side
    723,323.06x = 400,390,926,844.36
  5. Step 5: Solve for x
    x = 400,390,926,844.36/723,323.06
  6. Step 6: Final answer
    x = 553,543.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.