Home / 760,057.11-1,137,814.02-459,628.92

Finding the Fourth Proportional to 760,057.11, 1,137,814.02 and 459,628.92

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Solution

The fourth proportional to 760,057.11, 1,137,814.02 and 459,628.92 is: 688,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,057.11 : 1,137,814.02 = 459,628.92 : x
  2. Step 2: Convert to fraction form
    760,057.11/1,137,814.02 = 459,628.92/x
  3. Step 3: Cross multiply
    760,057.11x = 1,137,814.02 × 459,628.92
  4. Step 4: Simplify right side
    760,057.11x = 522,972,229,173.46
  5. Step 5: Solve for x
    x = 522,972,229,173.46/760,057.11
  6. Step 6: Final answer
    x = 688,069.65

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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.