Home / 732,099.65-1,010,284.85-405,406.18

Finding the Fourth Proportional to 732,099.65, 1,010,284.85 and 405,406.18

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Solution

The fourth proportional to 732,099.65, 1,010,284.85 and 405,406.18 is: 559,453.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,099.65 : 1,010,284.85 = 405,406.18 : x
  2. Step 2: Convert to fraction form
    732,099.65/1,010,284.85 = 405,406.18/x
  3. Step 3: Cross multiply
    732,099.65x = 1,010,284.85 × 405,406.18
  4. Step 4: Simplify right side
    732,099.65x = 409,575,721,750.37
  5. Step 5: Solve for x
    x = 409,575,721,750.37/732,099.65
  6. Step 6: Final answer
    x = 559,453.51

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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.