Home / 455,271.07-682,746.28-151,582.77

Finding the Fourth Proportional to 455,271.07, 682,746.28 and 151,582.77

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Solution

The fourth proportional to 455,271.07, 682,746.28 and 151,582.77 is: 227,320.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,271.07 : 682,746.28 = 151,582.77 : x
  2. Step 2: Convert to fraction form
    455,271.07/682,746.28 = 151,582.77/x
  3. Step 3: Cross multiply
    455,271.07x = 682,746.28 × 151,582.77
  4. Step 4: Simplify right side
    455,271.07x = 103,492,572,803.29
  5. Step 5: Solve for x
    x = 103,492,572,803.29/455,271.07
  6. Step 6: Final answer
    x = 227,320.78

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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.