Home / 757,586.37-1,045,648.10-435,483.30

Finding the Fourth Proportional to 757,586.37, 1,045,648.10 and 435,483.30

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Solution

The fourth proportional to 757,586.37, 1,045,648.10 and 435,483.30 is: 601,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,586.37 : 1,045,648.10 = 435,483.30 : x
  2. Step 2: Convert to fraction form
    757,586.37/1,045,648.10 = 435,483.30/x
  3. Step 3: Cross multiply
    757,586.37x = 1,045,648.10 × 435,483.30
  4. Step 4: Simplify right side
    757,586.37x = 455,362,283,988.08
  5. Step 5: Solve for x
    x = 455,362,283,988.08/757,586.37
  6. Step 6: Final answer
    x = 601,069.80

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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.