Home / 941,720.10-1,412,666.55-310,635.30

Finding the Fourth Proportional to 941,720.10, 1,412,666.55 and 310,635.30

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Solution

The fourth proportional to 941,720.10, 1,412,666.55 and 310,635.30 is: 465,981.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,720.10 : 1,412,666.55 = 310,635.30 : x
  2. Step 2: Convert to fraction form
    941,720.10/1,412,666.55 = 310,635.30/x
  3. Step 3: Cross multiply
    941,720.10x = 1,412,666.55 × 310,635.30
  4. Step 4: Simplify right side
    941,720.10x = 438,824,097,559.22
  5. Step 5: Solve for x
    x = 438,824,097,559.22/941,720.10
  6. Step 6: Final answer
    x = 465,981.45

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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.