Home / 700,012.37-1,050,904.73-429,475.68

Finding the Fourth Proportional to 700,012.37, 1,050,904.73 and 429,475.68

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Solution

The fourth proportional to 700,012.37, 1,050,904.73 and 429,475.68 is: 644,757.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,012.37 : 1,050,904.73 = 429,475.68 : x
  2. Step 2: Convert to fraction form
    700,012.37/1,050,904.73 = 429,475.68/x
  3. Step 3: Cross multiply
    700,012.37x = 1,050,904.73 × 429,475.68
  4. Step 4: Simplify right side
    700,012.37x = 451,338,021,384.59
  5. Step 5: Solve for x
    x = 451,338,021,384.59/700,012.37
  6. Step 6: Final answer
    x = 644,757.21

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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.