Home / 713,209.20-1,069,554.60-358,105.20

Finding the Fourth Proportional to 713,209.20, 1,069,554.60 and 358,105.20

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Solution

The fourth proportional to 713,209.20, 1,069,554.60 and 358,105.20 is: 537,027.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,209.20 : 1,069,554.60 = 358,105.20 : x
  2. Step 2: Convert to fraction form
    713,209.20/1,069,554.60 = 358,105.20/x
  3. Step 3: Cross multiply
    713,209.20x = 1,069,554.60 × 358,105.20
  4. Step 4: Simplify right side
    713,209.20x = 383,013,063,943.92
  5. Step 5: Solve for x
    x = 383,013,063,943.92/713,209.20
  6. Step 6: Final answer
    x = 537,027.65

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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.