Home / 716,854.20-1,075,428.30-599,346.72

Finding the Fourth Proportional to 716,854.20, 1,075,428.30 and 599,346.72

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Solution

The fourth proportional to 716,854.20, 1,075,428.30 and 599,346.72 is: 899,142.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,854.20 : 1,075,428.30 = 599,346.72 : x
  2. Step 2: Convert to fraction form
    716,854.20/1,075,428.30 = 599,346.72/x
  3. Step 3: Cross multiply
    716,854.20x = 1,075,428.30 × 599,346.72
  4. Step 4: Simplify right side
    716,854.20x = 644,554,424,200.18
  5. Step 5: Solve for x
    x = 644,554,424,200.18/716,854.20
  6. Step 6: Final answer
    x = 899,142.98

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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.