Home / 908,065.56-1,361,878.98-402,346.92

Finding the Fourth Proportional to 908,065.56, 1,361,878.98 and 402,346.92

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Solution

The fourth proportional to 908,065.56, 1,361,878.98 and 402,346.92 is: 603,423.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,065.56 : 1,361,878.98 = 402,346.92 : x
  2. Step 2: Convert to fraction form
    908,065.56/1,361,878.98 = 402,346.92/x
  3. Step 3: Cross multiply
    908,065.56x = 1,361,878.98 × 402,346.92
  4. Step 4: Simplify right side
    908,065.56x = 547,947,813,015.74
  5. Step 5: Solve for x
    x = 547,947,813,015.74/908,065.56
  6. Step 6: Final answer
    x = 603,423.19

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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.