Home / 776,482.80-1,164,841.71-243,953.70

Finding the Fourth Proportional to 776,482.80, 1,164,841.71 and 243,953.70

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Solution

The fourth proportional to 776,482.80, 1,164,841.71 and 243,953.70 is: 365,967.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,482.80 : 1,164,841.71 = 243,953.70 : x
  2. Step 2: Convert to fraction form
    776,482.80/1,164,841.71 = 243,953.70/x
  3. Step 3: Cross multiply
    776,482.80x = 1,164,841.71 × 243,953.70
  4. Step 4: Simplify right side
    776,482.80x = 284,167,445,068.83
  5. Step 5: Solve for x
    x = 284,167,445,068.83/776,482.80
  6. Step 6: Final answer
    x = 365,967.47

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Double scale
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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.