Home / 874,030.56-1,206,184.64-492,070.88

Finding the Fourth Proportional to 874,030.56, 1,206,184.64 and 492,070.88

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Solution

The fourth proportional to 874,030.56, 1,206,184.64 and 492,070.88 is: 679,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,030.56 : 1,206,184.64 = 492,070.88 : x
  2. Step 2: Convert to fraction form
    874,030.56/1,206,184.64 = 492,070.88/x
  3. Step 3: Cross multiply
    874,030.56x = 1,206,184.64 × 492,070.88
  4. Step 4: Simplify right side
    874,030.56x = 593,528,337,247.28
  5. Step 5: Solve for x
    x = 593,528,337,247.28/874,030.56
  6. Step 6: Final answer
    x = 679,070.46

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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.