Home / 759,236.88-1,047,907.08-631,788.24

Finding the Fourth Proportional to 759,236.88, 1,047,907.08 and 631,788.24

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Solution

The fourth proportional to 759,236.88, 1,047,907.08 and 631,788.24 is: 872,001.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,236.88 : 1,047,907.08 = 631,788.24 : x
  2. Step 2: Convert to fraction form
    759,236.88/1,047,907.08 = 631,788.24/x
  3. Step 3: Cross multiply
    759,236.88x = 1,047,907.08 × 631,788.24
  4. Step 4: Simplify right side
    759,236.88x = 662,055,369,756.74
  5. Step 5: Solve for x
    x = 662,055,369,756.74/759,236.88
  6. Step 6: Final answer
    x = 872,001.07

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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.