Home / 415,113.08-572,899.20-254,075.36

Finding the Fourth Proportional to 415,113.08, 572,899.20 and 254,075.36

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Solution

The fourth proportional to 415,113.08, 572,899.20 and 254,075.36 is: 350,650.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,113.08 : 572,899.20 = 254,075.36 : x
  2. Step 2: Convert to fraction form
    415,113.08/572,899.20 = 254,075.36/x
  3. Step 3: Cross multiply
    415,113.08x = 572,899.20 × 254,075.36
  4. Step 4: Simplify right side
    415,113.08x = 145,559,570,483.71
  5. Step 5: Solve for x
    x = 145,559,570,483.71/415,113.08
  6. Step 6: Final answer
    x = 350,650.41

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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.