Home / 772,697.40-1,159,119.82-240,075.40

Finding the Fourth Proportional to 772,697.40, 1,159,119.82 and 240,075.40

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Solution

The fourth proportional to 772,697.40, 1,159,119.82 and 240,075.40 is: 360,136.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,697.40 : 1,159,119.82 = 240,075.40 : x
  2. Step 2: Convert to fraction form
    772,697.40/1,159,119.82 = 240,075.40/x
  3. Step 3: Cross multiply
    772,697.40x = 1,159,119.82 × 240,075.40
  4. Step 4: Simplify right side
    772,697.40x = 278,276,154,434.43
  5. Step 5: Solve for x
    x = 278,276,154,434.43/772,697.40
  6. Step 6: Final answer
    x = 360,136.00

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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.