Home / 740,829.60-1,111,244.40-709,725.60

Finding the Fourth Proportional to 740,829.60, 1,111,244.40 and 709,725.60

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Solution

The fourth proportional to 740,829.60, 1,111,244.40 and 709,725.60 is: 1,064,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,829.60 : 1,111,244.40 = 709,725.60 : x
  2. Step 2: Convert to fraction form
    740,829.60/1,111,244.40 = 709,725.60/x
  3. Step 3: Cross multiply
    740,829.60x = 1,111,244.40 × 709,725.60
  4. Step 4: Simplify right side
    740,829.60x = 788,678,598,536.64
  5. Step 5: Solve for x
    x = 788,678,598,536.64/740,829.60
  6. Step 6: Final answer
    x = 1,064,588.40

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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.