Home / 754,984.77-1,041,835.68-415,453.02

Finding the Fourth Proportional to 754,984.77, 1,041,835.68 and 415,453.02

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Solution

The fourth proportional to 754,984.77, 1,041,835.68 and 415,453.02 is: 573,301.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,984.77 : 1,041,835.68 = 415,453.02 : x
  2. Step 2: Convert to fraction form
    754,984.77/1,041,835.68 = 415,453.02/x
  3. Step 3: Cross multiply
    754,984.77x = 1,041,835.68 × 415,453.02
  4. Step 4: Simplify right side
    754,984.77x = 432,833,779,599.75
  5. Step 5: Solve for x
    x = 432,833,779,599.75/754,984.77
  6. Step 6: Final answer
    x = 573,301.34

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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.