Home / 746,024.01-1,119,366.78-390,953.61

Finding the Fourth Proportional to 746,024.01, 1,119,366.78 and 390,953.61

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Solution

The fourth proportional to 746,024.01, 1,119,366.78 and 390,953.61 is: 586,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,024.01 : 1,119,366.78 = 390,953.61 : x
  2. Step 2: Convert to fraction form
    746,024.01/1,119,366.78 = 390,953.61/x
  3. Step 3: Cross multiply
    746,024.01x = 1,119,366.78 × 390,953.61
  4. Step 4: Simplify right side
    746,024.01x = 437,620,483,555.08
  5. Step 5: Solve for x
    x = 437,620,483,555.08/746,024.01
  6. Step 6: Final answer
    x = 586,603.75

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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.