Home / 717,734.58-1,075,586.28-398,027.07

Finding the Fourth Proportional to 717,734.58, 1,075,586.28 and 398,027.07

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Solution

The fourth proportional to 717,734.58, 1,075,586.28 and 398,027.07 is: 596,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,734.58 : 1,075,586.28 = 398,027.07 : x
  2. Step 2: Convert to fraction form
    717,734.58/1,075,586.28 = 398,027.07/x
  3. Step 3: Cross multiply
    717,734.58x = 1,075,586.28 × 398,027.07
  4. Step 4: Simplify right side
    717,734.58x = 428,112,455,560.60
  5. Step 5: Solve for x
    x = 428,112,455,560.60/717,734.58
  6. Step 6: Final answer
    x = 596,477.40

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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.