Home / 738,875.54-1,019,627.88-416,582.84

Finding the Fourth Proportional to 738,875.54, 1,019,627.88 and 416,582.84

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Solution

The fourth proportional to 738,875.54, 1,019,627.88 and 416,582.84 is: 574,872.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,875.54 : 1,019,627.88 = 416,582.84 : x
  2. Step 2: Convert to fraction form
    738,875.54/1,019,627.88 = 416,582.84/x
  3. Step 3: Cross multiply
    738,875.54x = 1,019,627.88 × 416,582.84
  4. Step 4: Simplify right side
    738,875.54x = 424,759,477,993.58
  5. Step 5: Solve for x
    x = 424,759,477,993.58/738,875.54
  6. Step 6: Final answer
    x = 574,872.84

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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.