Home / 484,572.12-668,595.14-407,341.38

Finding the Fourth Proportional to 484,572.12, 668,595.14 and 407,341.38

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Solution

The fourth proportional to 484,572.12, 668,595.14 and 407,341.38 is: 562,034.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,572.12 : 668,595.14 = 407,341.38 : x
  2. Step 2: Convert to fraction form
    484,572.12/668,595.14 = 407,341.38/x
  3. Step 3: Cross multiply
    484,572.12x = 668,595.14 × 407,341.38
  4. Step 4: Simplify right side
    484,572.12x = 272,346,468,986.95
  5. Step 5: Solve for x
    x = 272,346,468,986.95/484,572.12
  6. Step 6: Final answer
    x = 562,034.96

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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.