Home / 904,697.09-1,248,393.62-522,715.67

Finding the Fourth Proportional to 904,697.09, 1,248,393.62 and 522,715.67

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Solution

The fourth proportional to 904,697.09, 1,248,393.62 and 522,715.67 is: 721,296.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,697.09 : 1,248,393.62 = 522,715.67 : x
  2. Step 2: Convert to fraction form
    904,697.09/1,248,393.62 = 522,715.67/x
  3. Step 3: Cross multiply
    904,697.09x = 1,248,393.62 × 522,715.67
  4. Step 4: Simplify right side
    904,697.09x = 652,554,898,646.48
  5. Step 5: Solve for x
    x = 652,554,898,646.48/904,697.09
  6. Step 6: Final answer
    x = 721,296.56

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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.