Home / 760,016.60-1,139,381.02-333,228.98

Finding the Fourth Proportional to 760,016.60, 1,139,381.02 and 333,228.98

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Solution

The fourth proportional to 760,016.60, 1,139,381.02 and 333,228.98 is: 499,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,016.60 : 1,139,381.02 = 333,228.98 : x
  2. Step 2: Convert to fraction form
    760,016.60/1,139,381.02 = 333,228.98/x
  3. Step 3: Cross multiply
    760,016.60x = 1,139,381.02 × 333,228.98
  4. Step 4: Simplify right side
    760,016.60x = 379,674,768,595.98
  5. Step 5: Solve for x
    x = 379,674,768,595.98/760,016.60
  6. Step 6: Final answer
    x = 499,561.16

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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.