Home / 876,632.74-1,313,851.42-470,827.71

Finding the Fourth Proportional to 876,632.74, 1,313,851.42 and 470,827.71

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Solution

The fourth proportional to 876,632.74, 1,313,851.42 and 470,827.71 is: 705,652.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,632.74 : 1,313,851.42 = 470,827.71 : x
  2. Step 2: Convert to fraction form
    876,632.74/1,313,851.42 = 470,827.71/x
  3. Step 3: Cross multiply
    876,632.74x = 1,313,851.42 × 470,827.71
  4. Step 4: Simplify right side
    876,632.74x = 618,597,655,947.38
  5. Step 5: Solve for x
    x = 618,597,655,947.38/876,632.74
  6. Step 6: Final answer
    x = 705,652.01

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1.5x scale

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.