Home / 710,009.62-1,064,225.39-540,972.54

Finding the Fourth Proportional to 710,009.62, 1,064,225.39 and 540,972.54

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Solution

The fourth proportional to 710,009.62, 1,064,225.39 and 540,972.54 is: 810,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,009.62 : 1,064,225.39 = 540,972.54 : x
  2. Step 2: Convert to fraction form
    710,009.62/1,064,225.39 = 540,972.54/x
  3. Step 3: Cross multiply
    710,009.62x = 1,064,225.39 × 540,972.54
  4. Step 4: Simplify right side
    710,009.62x = 575,716,709,655.93
  5. Step 5: Solve for x
    x = 575,716,709,655.93/710,009.62
  6. Step 6: Final answer
    x = 810,857.62

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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.