Home / 874,302.32-1,310,534.58-400,598.12

Finding the Fourth Proportional to 874,302.32, 1,310,534.58 and 400,598.12

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Solution

The fourth proportional to 874,302.32, 1,310,534.58 and 400,598.12 is: 600,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,302.32 : 1,310,534.58 = 400,598.12 : x
  2. Step 2: Convert to fraction form
    874,302.32/1,310,534.58 = 400,598.12/x
  3. Step 3: Cross multiply
    874,302.32x = 1,310,534.58 × 400,598.12
  4. Step 4: Simplify right side
    874,302.32x = 524,997,688,942.99
  5. Step 5: Solve for x
    x = 524,997,688,942.99/874,302.32
  6. Step 6: Final answer
    x = 600,476.15

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1.5x scale

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.