Home / 982,717.07-1,474,075.15-272,744.89

Finding the Fourth Proportional to 982,717.07, 1,474,075.15 and 272,744.89

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Solution

The fourth proportional to 982,717.07, 1,474,075.15 and 272,744.89 is: 409,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,717.07 : 1,474,075.15 = 272,744.89 : x
  2. Step 2: Convert to fraction form
    982,717.07/1,474,075.15 = 272,744.89/x
  3. Step 3: Cross multiply
    982,717.07x = 1,474,075.15 × 272,744.89
  4. Step 4: Simplify right side
    982,717.07x = 402,046,460,271.43
  5. Step 5: Solve for x
    x = 402,046,460,271.43/982,717.07
  6. Step 6: Final answer
    x = 409,117.21

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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.