Home / 1,075,285.44-1,612,925.93-317,658.90

Finding the Fourth Proportional to 1,075,285.44, 1,612,925.93 and 317,658.90

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Solution

The fourth proportional to 1,075,285.44, 1,612,925.93 and 317,658.90 is: 476,487.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,285.44 : 1,612,925.93 = 317,658.90 : x
  2. Step 2: Convert to fraction form
    1,075,285.44/1,612,925.93 = 317,658.90/x
  3. Step 3: Cross multiply
    1,075,285.44x = 1,612,925.93 × 317,658.90
  4. Step 4: Simplify right side
    1,075,285.44x = 512,360,276,705.28
  5. Step 5: Solve for x
    x = 512,360,276,705.28/1,075,285.44
  6. Step 6: Final answer
    x = 476,487.69

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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.