Home / 770,482.80-1,154,946.60-350,060.40

Finding the Fourth Proportional to 770,482.80, 1,154,946.60 and 350,060.40

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Solution

The fourth proportional to 770,482.80, 1,154,946.60 and 350,060.40 is: 524,737.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,482.80 : 1,154,946.60 = 350,060.40 : x
  2. Step 2: Convert to fraction form
    770,482.80/1,154,946.60 = 350,060.40/x
  3. Step 3: Cross multiply
    770,482.80x = 1,154,946.60 × 350,060.40
  4. Step 4: Simplify right side
    770,482.80x = 404,301,068,774.64
  5. Step 5: Solve for x
    x = 404,301,068,774.64/770,482.80
  6. Step 6: Final answer
    x = 524,737.31

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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.