Home / 917,598.93-1,376,690.91-384,976.95

Finding the Fourth Proportional to 917,598.93, 1,376,690.91 and 384,976.95

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Solution

The fourth proportional to 917,598.93, 1,376,690.91 and 384,976.95 is: 577,588.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,598.93 : 1,376,690.91 = 384,976.95 : x
  2. Step 2: Convert to fraction form
    917,598.93/1,376,690.91 = 384,976.95/x
  3. Step 3: Cross multiply
    917,598.93x = 1,376,690.91 × 384,976.95
  4. Step 4: Simplify right side
    917,598.93x = 529,994,267,624.53
  5. Step 5: Solve for x
    x = 529,994,267,624.53/917,598.93
  6. Step 6: Final answer
    x = 577,588.15

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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.