Home / 759,686.64-1,048,690.36-473,348.20

Finding the Fourth Proportional to 759,686.64, 1,048,690.36 and 473,348.20

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Solution

The fourth proportional to 759,686.64, 1,048,690.36 and 473,348.20 is: 653,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,686.64 : 1,048,690.36 = 473,348.20 : x
  2. Step 2: Convert to fraction form
    759,686.64/1,048,690.36 = 473,348.20/x
  3. Step 3: Cross multiply
    759,686.64x = 1,048,690.36 × 473,348.20
  4. Step 4: Simplify right side
    759,686.64x = 496,395,689,019.90
  5. Step 5: Solve for x
    x = 496,395,689,019.90/759,686.64
  6. Step 6: Final answer
    x = 653,421.64

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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.