Home / 833,246.55-1,149,903.86-470,685.69

Finding the Fourth Proportional to 833,246.55, 1,149,903.86 and 470,685.69

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Solution

The fourth proportional to 833,246.55, 1,149,903.86 and 470,685.69 is: 649,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,246.55 : 1,149,903.86 = 470,685.69 : x
  2. Step 2: Convert to fraction form
    833,246.55/1,149,903.86 = 470,685.69/x
  3. Step 3: Cross multiply
    833,246.55x = 1,149,903.86 × 470,685.69
  4. Step 4: Simplify right side
    833,246.55x = 541,243,291,777.76
  5. Step 5: Solve for x
    x = 541,243,291,777.76/833,246.55
  6. Step 6: Final answer
    x = 649,559.60

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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.