Home / 716,965.60-1,075,448.40-296,543.20

Finding the Fourth Proportional to 716,965.60, 1,075,448.40 and 296,543.20

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Solution

The fourth proportional to 716,965.60, 1,075,448.40 and 296,543.20 is: 444,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,965.60 : 1,075,448.40 = 296,543.20 : x
  2. Step 2: Convert to fraction form
    716,965.60/1,075,448.40 = 296,543.20/x
  3. Step 3: Cross multiply
    716,965.60x = 1,075,448.40 × 296,543.20
  4. Step 4: Simplify right side
    716,965.60x = 318,916,909,970.88
  5. Step 5: Solve for x
    x = 318,916,909,970.88/716,965.60
  6. Step 6: Final answer
    x = 444,814.80

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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.