Home / 743,380.04-1,025,868.50-457,087.16

Finding the Fourth Proportional to 743,380.04, 1,025,868.50 and 457,087.16

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Solution

The fourth proportional to 743,380.04, 1,025,868.50 and 457,087.16 is: 630,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,380.04 : 1,025,868.50 = 457,087.16 : x
  2. Step 2: Convert to fraction form
    743,380.04/1,025,868.50 = 457,087.16/x
  3. Step 3: Cross multiply
    743,380.04x = 1,025,868.50 × 457,087.16
  4. Step 4: Simplify right side
    743,380.04x = 468,911,319,198.46
  5. Step 5: Solve for x
    x = 468,911,319,198.46/743,380.04
  6. Step 6: Final answer
    x = 630,782.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.