Home / 1,047,250.50-1,445,205.69-570,322.50

Finding the Fourth Proportional to 1,047,250.50, 1,445,205.69 and 570,322.50

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Solution

The fourth proportional to 1,047,250.50, 1,445,205.69 and 570,322.50 is: 787,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,250.50 : 1,445,205.69 = 570,322.50 : x
  2. Step 2: Convert to fraction form
    1,047,250.50/1,445,205.69 = 570,322.50/x
  3. Step 3: Cross multiply
    1,047,250.50x = 1,445,205.69 × 570,322.50
  4. Step 4: Simplify right side
    1,047,250.50x = 824,233,322,135.03
  5. Step 5: Solve for x
    x = 824,233,322,135.03/1,047,250.50
  6. Step 6: Final answer
    x = 787,045.05

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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.