Home / 946,064.40-1,419,485.40-347,312.40

Finding the Fourth Proportional to 946,064.40, 1,419,485.40 and 347,312.40

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Solution

The fourth proportional to 946,064.40, 1,419,485.40 and 347,312.40 is: 521,111.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,064.40 : 1,419,485.40 = 347,312.40 : x
  2. Step 2: Convert to fraction form
    946,064.40/1,419,485.40 = 347,312.40/x
  3. Step 3: Cross multiply
    946,064.40x = 1,419,485.40 × 347,312.40
  4. Step 4: Simplify right side
    946,064.40x = 493,004,881,038.96
  5. Step 5: Solve for x
    x = 493,004,881,038.96/946,064.40
  6. Step 6: Final answer
    x = 521,111.33

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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.