Home / 500,264.02-690,359.10-270,816.16

Finding the Fourth Proportional to 500,264.02, 690,359.10 and 270,816.16

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Solution

The fourth proportional to 500,264.02, 690,359.10 and 270,816.16 is: 373,723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,264.02 : 690,359.10 = 270,816.16 : x
  2. Step 2: Convert to fraction form
    500,264.02/690,359.10 = 270,816.16/x
  3. Step 3: Cross multiply
    500,264.02x = 690,359.10 × 270,816.16
  4. Step 4: Simplify right side
    500,264.02x = 186,960,400,483.06
  5. Step 5: Solve for x
    x = 186,960,400,483.06/500,264.02
  6. Step 6: Final answer
    x = 373,723.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.