Home / 710,425.36-1,060,455.60-620,743.76

Finding the Fourth Proportional to 710,425.36, 1,060,455.60 and 620,743.76

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Solution

The fourth proportional to 710,425.36, 1,060,455.60 and 620,743.76 is: 926,587.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,425.36 : 1,060,455.60 = 620,743.76 : x
  2. Step 2: Convert to fraction form
    710,425.36/1,060,455.60 = 620,743.76/x
  3. Step 3: Cross multiply
    710,425.36x = 1,060,455.60 × 620,743.76
  4. Step 4: Simplify right side
    710,425.36x = 658,271,196,457.06
  5. Step 5: Solve for x
    x = 658,271,196,457.06/710,425.36
  6. Step 6: Final answer
    x = 926,587.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.