Home / 985,056.84-1,477,669.08-310,957.80

Finding the Fourth Proportional to 985,056.84, 1,477,669.08 and 310,957.80

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Solution

The fourth proportional to 985,056.84, 1,477,669.08 and 310,957.80 is: 466,463.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,056.84 : 1,477,669.08 = 310,957.80 : x
  2. Step 2: Convert to fraction form
    985,056.84/1,477,669.08 = 310,957.80/x
  3. Step 3: Cross multiply
    985,056.84x = 1,477,669.08 × 310,957.80
  4. Step 4: Simplify right side
    985,056.84x = 459,492,726,244.82
  5. Step 5: Solve for x
    x = 459,492,726,244.82/985,056.84
  6. Step 6: Final answer
    x = 466,463.16

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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.