Home / 988,048.33-1,363,507.02-535,339.33

Finding the Fourth Proportional to 988,048.33, 1,363,507.02 and 535,339.33

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Solution

The fourth proportional to 988,048.33, 1,363,507.02 and 535,339.33 is: 738,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,048.33 : 1,363,507.02 = 535,339.33 : x
  2. Step 2: Convert to fraction form
    988,048.33/1,363,507.02 = 535,339.33/x
  3. Step 3: Cross multiply
    988,048.33x = 1,363,507.02 × 535,339.33
  4. Step 4: Simplify right side
    988,048.33x = 729,938,931,128.33
  5. Step 5: Solve for x
    x = 729,938,931,128.33/988,048.33
  6. Step 6: Final answer
    x = 738,768.45

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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.