Home / 1,070,527.40-1,604,430.30-438,727.40

Finding the Fourth Proportional to 1,070,527.40, 1,604,430.30 and 438,727.40

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Solution

The fourth proportional to 1,070,527.40, 1,604,430.30 and 438,727.40 is: 657,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,527.40 : 1,604,430.30 = 438,727.40 : x
  2. Step 2: Convert to fraction form
    1,070,527.40/1,604,430.30 = 438,727.40/x
  3. Step 3: Cross multiply
    1,070,527.40x = 1,604,430.30 × 438,727.40
  4. Step 4: Simplify right side
    1,070,527.40x = 703,907,534,000.22
  5. Step 5: Solve for x
    x = 703,907,534,000.22/1,070,527.40
  6. Step 6: Final answer
    x = 657,533.41

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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.