Home / 696,075.40-1,042,557.90-571,659.40

Finding the Fourth Proportional to 696,075.40, 1,042,557.90 and 571,659.40

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Solution

The fourth proportional to 696,075.40, 1,042,557.90 and 571,659.40 is: 856,211.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,075.40 : 1,042,557.90 = 571,659.40 : x
  2. Step 2: Convert to fraction form
    696,075.40/1,042,557.90 = 571,659.40/x
  3. Step 3: Cross multiply
    696,075.40x = 1,042,557.90 × 571,659.40
  4. Step 4: Simplify right side
    696,075.40x = 595,988,023,579.26
  5. Step 5: Solve for x
    x = 595,988,023,579.26/696,075.40
  6. Step 6: Final answer
    x = 856,211.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.