Home / 535,919.74-802,828.59-310,807.24

Finding the Fourth Proportional to 535,919.74, 802,828.59 and 310,807.24

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Solution

The fourth proportional to 535,919.74, 802,828.59 and 310,807.24 is: 465,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,919.74 : 802,828.59 = 310,807.24 : x
  2. Step 2: Convert to fraction form
    535,919.74/802,828.59 = 310,807.24/x
  3. Step 3: Cross multiply
    535,919.74x = 802,828.59 × 310,807.24
  4. Step 4: Simplify right side
    535,919.74x = 249,524,938,250.99
  5. Step 5: Solve for x
    x = 249,524,938,250.99/535,919.74
  6. Step 6: Final answer
    x = 465,601.32

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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.