Home / 963,681.14-1,330,021.60-555,703.30

Finding the Fourth Proportional to 963,681.14, 1,330,021.60 and 555,703.30

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Solution

The fourth proportional to 963,681.14, 1,330,021.60 and 555,703.30 is: 766,952.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,681.14 : 1,330,021.60 = 555,703.30 : x
  2. Step 2: Convert to fraction form
    963,681.14/1,330,021.60 = 555,703.30/x
  3. Step 3: Cross multiply
    963,681.14x = 1,330,021.60 × 555,703.30
  4. Step 4: Simplify right side
    963,681.14x = 739,097,388,807.15
  5. Step 5: Solve for x
    x = 739,097,388,807.15/963,681.14
  6. Step 6: Final answer
    x = 766,952.22

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Double scale
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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.