Home / 999,203.60-1,498,818.15-289,232.32

Finding the Fourth Proportional to 999,203.60, 1,498,818.15 and 289,232.32

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Solution

The fourth proportional to 999,203.60, 1,498,818.15 and 289,232.32 is: 433,852.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,203.60 : 1,498,818.15 = 289,232.32 : x
  2. Step 2: Convert to fraction form
    999,203.60/1,498,818.15 = 289,232.32/x
  3. Step 3: Cross multiply
    999,203.60x = 1,498,818.15 × 289,232.32
  4. Step 4: Simplify right side
    999,203.60x = 433,506,646,312.48
  5. Step 5: Solve for x
    x = 433,506,646,312.48/999,203.60
  6. Step 6: Final answer
    x = 433,852.17

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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.