Home / 876,972.37-1,210,225.55-474,564.37

Finding the Fourth Proportional to 876,972.37, 1,210,225.55 and 474,564.37

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Solution

The fourth proportional to 876,972.37, 1,210,225.55 and 474,564.37 is: 654,900.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,972.37 : 1,210,225.55 = 474,564.37 : x
  2. Step 2: Convert to fraction form
    876,972.37/1,210,225.55 = 474,564.37/x
  3. Step 3: Cross multiply
    876,972.37x = 1,210,225.55 × 474,564.37
  4. Step 4: Simplify right side
    876,972.37x = 574,329,925,693.65
  5. Step 5: Solve for x
    x = 574,329,925,693.65/876,972.37
  6. Step 6: Final answer
    x = 654,900.82

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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.