Home / 882,664.55-1,218,041.21-500,683.13

Finding the Fourth Proportional to 882,664.55, 1,218,041.21 and 500,683.13

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Solution

The fourth proportional to 882,664.55, 1,218,041.21 and 500,683.13 is: 690,922.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,664.55 : 1,218,041.21 = 500,683.13 : x
  2. Step 2: Convert to fraction form
    882,664.55/1,218,041.21 = 500,683.13/x
  3. Step 3: Cross multiply
    882,664.55x = 1,218,041.21 × 500,683.13
  4. Step 4: Simplify right side
    882,664.55x = 609,852,685,491.79
  5. Step 5: Solve for x
    x = 609,852,685,491.79/882,664.55
  6. Step 6: Final answer
    x = 690,922.37

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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.