Home / 942,724.40-1,300,987.02-513,032.24

Finding the Fourth Proportional to 942,724.40, 1,300,987.02 and 513,032.24

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Solution

The fourth proportional to 942,724.40, 1,300,987.02 and 513,032.24 is: 707,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,724.40 : 1,300,987.02 = 513,032.24 : x
  2. Step 2: Convert to fraction form
    942,724.40/1,300,987.02 = 513,032.24/x
  3. Step 3: Cross multiply
    942,724.40x = 1,300,987.02 × 513,032.24
  4. Step 4: Simplify right side
    942,724.40x = 667,448,285,081.53
  5. Step 5: Solve for x
    x = 667,448,285,081.53/942,724.40
  6. Step 6: Final answer
    x = 707,999.37

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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.