Home / 751,557.68-1,037,136.87-424,865.63

Finding the Fourth Proportional to 751,557.68, 1,037,136.87 and 424,865.63

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Solution

The fourth proportional to 751,557.68, 1,037,136.87 and 424,865.63 is: 586,307.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,557.68 : 1,037,136.87 = 424,865.63 : x
  2. Step 2: Convert to fraction form
    751,557.68/1,037,136.87 = 424,865.63/x
  3. Step 3: Cross multiply
    751,557.68x = 1,037,136.87 × 424,865.63
  4. Step 4: Simplify right side
    751,557.68x = 440,643,806,284.86
  5. Step 5: Solve for x
    x = 440,643,806,284.86/751,557.68
  6. Step 6: Final answer
    x = 586,307.37

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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.