Home / 926,633.64-1,389,008.70-364,895.40

Finding the Fourth Proportional to 926,633.64, 1,389,008.70 and 364,895.40

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Solution

The fourth proportional to 926,633.64, 1,389,008.70 and 364,895.40 is: 546,972.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,633.64 : 1,389,008.70 = 364,895.40 : x
  2. Step 2: Convert to fraction form
    926,633.64/1,389,008.70 = 364,895.40/x
  3. Step 3: Cross multiply
    926,633.64x = 1,389,008.70 × 364,895.40
  4. Step 4: Simplify right side
    926,633.64x = 506,842,885,189.98
  5. Step 5: Solve for x
    x = 506,842,885,189.98/926,633.64
  6. Step 6: Final answer
    x = 546,972.25

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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.