Home / 977,263.66-1,348,600.35-547,561.90

Finding the Fourth Proportional to 977,263.66, 1,348,600.35 and 547,561.90

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Solution

The fourth proportional to 977,263.66, 1,348,600.35 and 547,561.90 is: 755,622.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,263.66 : 1,348,600.35 = 547,561.90 : x
  2. Step 2: Convert to fraction form
    977,263.66/1,348,600.35 = 547,561.90/x
  3. Step 3: Cross multiply
    977,263.66x = 1,348,600.35 × 547,561.90
  4. Step 4: Simplify right side
    977,263.66x = 738,442,169,986.67
  5. Step 5: Solve for x
    x = 738,442,169,986.67/977,263.66
  6. Step 6: Final answer
    x = 755,622.25

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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.