Home / 942,931.08-1,301,272.50-513,239.04

Finding the Fourth Proportional to 942,931.08, 1,301,272.50 and 513,239.04

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Solution

The fourth proportional to 942,931.08, 1,301,272.50 and 513,239.04 is: 708,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,931.08 : 1,301,272.50 = 513,239.04 : x
  2. Step 2: Convert to fraction form
    942,931.08/1,301,272.50 = 513,239.04/x
  3. Step 3: Cross multiply
    942,931.08x = 1,301,272.50 × 513,239.04
  4. Step 4: Simplify right side
    942,931.08x = 667,863,848,678.40
  5. Step 5: Solve for x
    x = 667,863,848,678.40/942,931.08
  6. Step 6: Final answer
    x = 708,284.90

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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.