Home / 747,030.95-1,120,829.36-447,726.33

Finding the Fourth Proportional to 747,030.95, 1,120,829.36 and 447,726.33

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Solution

The fourth proportional to 747,030.95, 1,120,829.36 and 447,726.33 is: 671,759.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,030.95 : 1,120,829.36 = 447,726.33 : x
  2. Step 2: Convert to fraction form
    747,030.95/1,120,829.36 = 447,726.33/x
  3. Step 3: Cross multiply
    747,030.95x = 1,120,829.36 × 447,726.33
  4. Step 4: Simplify right side
    747,030.95x = 501,824,817,028.37
  5. Step 5: Solve for x
    x = 501,824,817,028.37/747,030.95
  6. Step 6: Final answer
    x = 671,759.08

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1.5x scale

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.