Home / 906,716.56-1,360,075.76-338,088.98

Finding the Fourth Proportional to 906,716.56, 1,360,075.76 and 338,088.98

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Solution

The fourth proportional to 906,716.56, 1,360,075.76 and 338,088.98 is: 507,133.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,716.56 : 1,360,075.76 = 338,088.98 : x
  2. Step 2: Convert to fraction form
    906,716.56/1,360,075.76 = 338,088.98/x
  3. Step 3: Cross multiply
    906,716.56x = 1,360,075.76 × 338,088.98
  4. Step 4: Simplify right side
    906,716.56x = 459,826,626,421.13
  5. Step 5: Solve for x
    x = 459,826,626,421.13/906,716.56
  6. Step 6: Final answer
    x = 507,133.81

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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.