Home / 698,904.32-1,048,762.72-294,066.88

Finding the Fourth Proportional to 698,904.32, 1,048,762.72 and 294,066.88

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Solution

The fourth proportional to 698,904.32, 1,048,762.72 and 294,066.88 is: 441,271.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,904.32 : 1,048,762.72 = 294,066.88 : x
  2. Step 2: Convert to fraction form
    698,904.32/1,048,762.72 = 294,066.88/x
  3. Step 3: Cross multiply
    698,904.32x = 1,048,762.72 × 294,066.88
  4. Step 4: Simplify right side
    698,904.32x = 308,406,380,930.71
  5. Step 5: Solve for x
    x = 308,406,380,930.71/698,904.32
  6. Step 6: Final answer
    x = 441,271.25

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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.