Home / 898,548.24-1,239,990.48-496,140.24

Finding the Fourth Proportional to 898,548.24, 1,239,990.48 and 496,140.24

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Solution

The fourth proportional to 898,548.24, 1,239,990.48 and 496,140.24 is: 684,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,548.24 : 1,239,990.48 = 496,140.24 : x
  2. Step 2: Convert to fraction form
    898,548.24/1,239,990.48 = 496,140.24/x
  3. Step 3: Cross multiply
    898,548.24x = 1,239,990.48 × 496,140.24
  4. Step 4: Simplify right side
    898,548.24x = 615,209,174,344.92
  5. Step 5: Solve for x
    x = 615,209,174,344.92/898,548.24
  6. Step 6: Final answer
    x = 684,670.17

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Double scale
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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.