Home / 717,119.46-1,075,285.26-492,536.40

Finding the Fourth Proportional to 717,119.46, 1,075,285.26 and 492,536.40

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Solution

The fourth proportional to 717,119.46, 1,075,285.26 and 492,536.40 is: 738,534.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,119.46 : 1,075,285.26 = 492,536.40 : x
  2. Step 2: Convert to fraction form
    717,119.46/1,075,285.26 = 492,536.40/x
  3. Step 3: Cross multiply
    717,119.46x = 1,075,285.26 × 492,536.40
  4. Step 4: Simplify right side
    717,119.46x = 529,617,130,933.46
  5. Step 5: Solve for x
    x = 529,617,130,933.46/717,119.46
  6. Step 6: Final answer
    x = 738,534.04

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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.