Home / 440,320.92-607,828.88-297,274.72

Finding the Fourth Proportional to 440,320.92, 607,828.88 and 297,274.72

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Solution

The fourth proportional to 440,320.92, 607,828.88 and 297,274.72 is: 410,364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,320.92 : 607,828.88 = 297,274.72 : x
  2. Step 2: Convert to fraction form
    440,320.92/607,828.88 = 297,274.72/x
  3. Step 3: Cross multiply
    440,320.92x = 607,828.88 × 297,274.72
  4. Step 4: Simplify right side
    440,320.92x = 180,692,160,109.91
  5. Step 5: Solve for x
    x = 180,692,160,109.91/440,320.92
  6. Step 6: Final answer
    x = 410,364.70

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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.