Home / 918,582.24-1,377,605.52-357,483.36

Finding the Fourth Proportional to 918,582.24, 1,377,605.52 and 357,483.36

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Solution

The fourth proportional to 918,582.24, 1,377,605.52 and 357,483.36 is: 536,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,582.24 : 1,377,605.52 = 357,483.36 : x
  2. Step 2: Convert to fraction form
    918,582.24/1,377,605.52 = 357,483.36/x
  3. Step 3: Cross multiply
    918,582.24x = 1,377,605.52 × 357,483.36
  4. Step 4: Simplify right side
    918,582.24x = 492,471,050,044.15
  5. Step 5: Solve for x
    x = 492,471,050,044.15/918,582.24
  6. Step 6: Final answer
    x = 536,120.81

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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.