Home / 942,238.12-1,300,323.06-539,907.88

Finding the Fourth Proportional to 942,238.12, 1,300,323.06 and 539,907.88

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Solution

The fourth proportional to 942,238.12, 1,300,323.06 and 539,907.88 is: 745,092.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,238.12 : 1,300,323.06 = 539,907.88 : x
  2. Step 2: Convert to fraction form
    942,238.12/1,300,323.06 = 539,907.88/x
  3. Step 3: Cross multiply
    942,238.12x = 1,300,323.06 × 539,907.88
  4. Step 4: Simplify right side
    942,238.12x = 702,054,666,639.71
  5. Step 5: Solve for x
    x = 702,054,666,639.71/942,238.12
  6. Step 6: Final answer
    x = 745,092.62

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1.5x scale

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.