Home / 877,428.02-1,315,270.12-610,628.02

Finding the Fourth Proportional to 877,428.02, 1,315,270.12 and 610,628.02

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Solution

The fourth proportional to 877,428.02, 1,315,270.12 and 610,628.02 is: 915,335.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,428.02 : 1,315,270.12 = 610,628.02 : x
  2. Step 2: Convert to fraction form
    877,428.02/1,315,270.12 = 610,628.02/x
  3. Step 3: Cross multiply
    877,428.02x = 1,315,270.12 × 610,628.02
  4. Step 4: Simplify right side
    877,428.02x = 803,140,789,140.76
  5. Step 5: Solve for x
    x = 803,140,789,140.76/877,428.02
  6. Step 6: Final answer
    x = 915,335.24

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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.