Home / 830,482.08-1,146,022.88-467,927.36

Finding the Fourth Proportional to 830,482.08, 1,146,022.88 and 467,927.36

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Solution

The fourth proportional to 830,482.08, 1,146,022.88 and 467,927.36 is: 645,715.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,482.08 : 1,146,022.88 = 467,927.36 : x
  2. Step 2: Convert to fraction form
    830,482.08/1,146,022.88 = 467,927.36/x
  3. Step 3: Cross multiply
    830,482.08x = 1,146,022.88 × 467,927.36
  4. Step 4: Simplify right side
    830,482.08x = 536,255,460,738.00
  5. Step 5: Solve for x
    x = 536,255,460,738.00/830,482.08
  6. Step 6: Final answer
    x = 645,715.87

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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.