Home / 1,075,689.53-1,613,709.57-317,607.63

Finding the Fourth Proportional to 1,075,689.53, 1,613,709.57 and 317,607.63

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Solution

The fourth proportional to 1,075,689.53, 1,613,709.57 and 317,607.63 is: 476,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,689.53 : 1,613,709.57 = 317,607.63 : x
  2. Step 2: Convert to fraction form
    1,075,689.53/1,613,709.57 = 317,607.63/x
  3. Step 3: Cross multiply
    1,075,689.53x = 1,613,709.57 × 317,607.63
  4. Step 4: Simplify right side
    1,075,689.53x = 512,526,472,036.02
  5. Step 5: Solve for x
    x = 512,526,472,036.02/1,075,689.53
  6. Step 6: Final answer
    x = 476,463.20

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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.