Home / 692,448.29-1,038,807.08-265,952.91

Finding the Fourth Proportional to 692,448.29, 1,038,807.08 and 265,952.91

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Solution

The fourth proportional to 692,448.29, 1,038,807.08 and 265,952.91 is: 398,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,448.29 : 1,038,807.08 = 265,952.91 : x
  2. Step 2: Convert to fraction form
    692,448.29/1,038,807.08 = 265,952.91/x
  3. Step 3: Cross multiply
    692,448.29x = 1,038,807.08 × 265,952.91
  4. Step 4: Simplify right side
    692,448.29x = 276,273,766,519.49
  5. Step 5: Solve for x
    x = 276,273,766,519.49/692,448.29
  6. Step 6: Final answer
    x = 398,981.08

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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.