Home / 930,860.46-1,284,595.47-522,970.38

Finding the Fourth Proportional to 930,860.46, 1,284,595.47 and 522,970.38

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Solution

The fourth proportional to 930,860.46, 1,284,595.47 and 522,970.38 is: 721,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,860.46 : 1,284,595.47 = 522,970.38 : x
  2. Step 2: Convert to fraction form
    930,860.46/1,284,595.47 = 522,970.38/x
  3. Step 3: Cross multiply
    930,860.46x = 1,284,595.47 × 522,970.38
  4. Step 4: Simplify right side
    930,860.46x = 671,805,381,092.18
  5. Step 5: Solve for x
    x = 671,805,381,092.18/930,860.46
  6. Step 6: Final answer
    x = 721,703.64

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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.