Home / 830,823.84-1,146,503.76-468,322.92

Finding the Fourth Proportional to 830,823.84, 1,146,503.76 and 468,322.92

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Solution

The fourth proportional to 830,823.84, 1,146,503.76 and 468,322.92 is: 646,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,823.84 : 1,146,503.76 = 468,322.92 : x
  2. Step 2: Convert to fraction form
    830,823.84/1,146,503.76 = 468,322.92/x
  3. Step 3: Cross multiply
    830,823.84x = 1,146,503.76 × 468,322.92
  4. Step 4: Simplify right side
    830,823.84x = 536,933,988,674.18
  5. Step 5: Solve for x
    x = 536,933,988,674.18/830,823.84
  6. Step 6: Final answer
    x = 646,266.95

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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.