Home / 1,075,521.68-1,613,379.72-317,361.68

Finding the Fourth Proportional to 1,075,521.68, 1,613,379.72 and 317,361.68

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Solution

The fourth proportional to 1,075,521.68, 1,613,379.72 and 317,361.68 is: 476,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,521.68 : 1,613,379.72 = 317,361.68 : x
  2. Step 2: Convert to fraction form
    1,075,521.68/1,613,379.72 = 317,361.68/x
  3. Step 3: Cross multiply
    1,075,521.68x = 1,613,379.72 × 317,361.68
  4. Step 4: Simplify right side
    1,075,521.68x = 512,024,898,417.13
  5. Step 5: Solve for x
    x = 512,024,898,417.13/1,075,521.68
  6. Step 6: Final answer
    x = 476,071.20

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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.