Home / 382,545.36-573,887.52-157,783.20

Finding the Fourth Proportional to 382,545.36, 573,887.52 and 157,783.20

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Solution

The fourth proportional to 382,545.36, 573,887.52 and 157,783.20 is: 236,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,545.36 : 573,887.52 = 157,783.20 : x
  2. Step 2: Convert to fraction form
    382,545.36/573,887.52 = 157,783.20/x
  3. Step 3: Cross multiply
    382,545.36x = 573,887.52 × 157,783.20
  4. Step 4: Simplify right side
    382,545.36x = 90,549,809,345.66
  5. Step 5: Solve for x
    x = 90,549,809,345.66/382,545.36
  6. Step 6: Final answer
    x = 236,703.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.