Home / 692,448.32-1,038,807.14-265,952.94

Finding the Fourth Proportional to 692,448.32, 1,038,807.14 and 265,952.94

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Solution

The fourth proportional to 692,448.32, 1,038,807.14 and 265,952.94 is: 398,981.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,448.32 : 1,038,807.14 = 265,952.94 : x
  2. Step 2: Convert to fraction form
    692,448.32/1,038,807.14 = 265,952.94/x
  3. Step 3: Cross multiply
    692,448.32x = 1,038,807.14 × 265,952.94
  4. Step 4: Simplify right side
    692,448.32x = 276,273,811,646.23
  5. Step 5: Solve for x
    x = 276,273,811,646.23/692,448.32
  6. Step 6: Final answer
    x = 398,981.13

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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.