Home / 832,384.24-1,148,072.34-505,695.64

Finding the Fourth Proportional to 832,384.24, 1,148,072.34 and 505,695.64

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Solution

The fourth proportional to 832,384.24, 1,148,072.34 and 505,695.64 is: 697,484.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,384.24 : 1,148,072.34 = 505,695.64 : x
  2. Step 2: Convert to fraction form
    832,384.24/1,148,072.34 = 505,695.64/x
  3. Step 3: Cross multiply
    832,384.24x = 1,148,072.34 × 505,695.64
  4. Step 4: Simplify right side
    832,384.24x = 580,575,176,742.60
  5. Step 5: Solve for x
    x = 580,575,176,742.60/832,384.24
  6. Step 6: Final answer
    x = 697,484.59

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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.