Home / 872,050.06-1,308,075.70-240,964.48

Finding the Fourth Proportional to 872,050.06, 1,308,075.70 and 240,964.48

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Solution

The fourth proportional to 872,050.06, 1,308,075.70 and 240,964.48 is: 361,446.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,050.06 : 1,308,075.70 = 240,964.48 : x
  2. Step 2: Convert to fraction form
    872,050.06/1,308,075.70 = 240,964.48/x
  3. Step 3: Cross multiply
    872,050.06x = 1,308,075.70 × 240,964.48
  4. Step 4: Simplify right side
    872,050.06x = 315,199,780,851.14
  5. Step 5: Solve for x
    x = 315,199,780,851.14/872,050.06
  6. Step 6: Final answer
    x = 361,446.89

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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.