Home / 912,692.22-1,369,040.64-372,948.48

Finding the Fourth Proportional to 912,692.22, 1,369,040.64 and 372,948.48

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Solution

The fourth proportional to 912,692.22, 1,369,040.64 and 372,948.48 is: 559,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,692.22 : 1,369,040.64 = 372,948.48 : x
  2. Step 2: Convert to fraction form
    912,692.22/1,369,040.64 = 372,948.48/x
  3. Step 3: Cross multiply
    912,692.22x = 1,369,040.64 × 372,948.48
  4. Step 4: Simplify right side
    912,692.22x = 510,581,625,746.23
  5. Step 5: Solve for x
    x = 510,581,625,746.23/912,692.22
  6. Step 6: Final answer
    x = 559,423.66

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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.