Home / 759,461.25-1,047,674.40-501,065.84

Finding the Fourth Proportional to 759,461.25, 1,047,674.40 and 501,065.84

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Solution

The fourth proportional to 759,461.25, 1,047,674.40 and 501,065.84 is: 691,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,461.25 : 1,047,674.40 = 501,065.84 : x
  2. Step 2: Convert to fraction form
    759,461.25/1,047,674.40 = 501,065.84/x
  3. Step 3: Cross multiply
    759,461.25x = 1,047,674.40 × 501,065.84
  4. Step 4: Simplify right side
    759,461.25x = 524,953,848,044.12
  5. Step 5: Solve for x
    x = 524,953,848,044.12/759,461.25
  6. Step 6: Final answer
    x = 691,218.74

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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.