Home / 988,225.26-1,363,752.63-535,516.26

Finding the Fourth Proportional to 988,225.26, 1,363,752.63 and 535,516.26

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Solution

The fourth proportional to 988,225.26, 1,363,752.63 and 535,516.26 is: 739,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,225.26 : 1,363,752.63 = 535,516.26 : x
  2. Step 2: Convert to fraction form
    988,225.26/1,363,752.63 = 535,516.26/x
  3. Step 3: Cross multiply
    988,225.26x = 1,363,752.63 × 535,516.26
  4. Step 4: Simplify right side
    988,225.26x = 730,311,707,982.76
  5. Step 5: Solve for x
    x = 730,311,707,982.76/988,225.26
  6. Step 6: Final answer
    x = 739,013.40

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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.