Home / 633,551.15-874,322.30-347,071.16

Finding the Fourth Proportional to 633,551.15, 874,322.30 and 347,071.16

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Solution

The fourth proportional to 633,551.15, 874,322.30 and 347,071.16 is: 478,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,551.15 : 874,322.30 = 347,071.16 : x
  2. Step 2: Convert to fraction form
    633,551.15/874,322.30 = 347,071.16/x
  3. Step 3: Cross multiply
    633,551.15x = 874,322.30 × 347,071.16
  4. Step 4: Simplify right side
    633,551.15x = 303,452,057,928.35
  5. Step 5: Solve for x
    x = 303,452,057,928.35/633,551.15
  6. Step 6: Final answer
    x = 478,970.10

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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.