Home / 734,429.60-1,102,292.40-434,535.20

Finding the Fourth Proportional to 734,429.60, 1,102,292.40 and 434,535.20

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Solution

The fourth proportional to 734,429.60, 1,102,292.40 and 434,535.20 is: 652,186.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,429.60 : 1,102,292.40 = 434,535.20 : x
  2. Step 2: Convert to fraction form
    734,429.60/1,102,292.40 = 434,535.20/x
  3. Step 3: Cross multiply
    734,429.60x = 1,102,292.40 × 434,535.20
  4. Step 4: Simplify right side
    734,429.60x = 478,984,848,492.48
  5. Step 5: Solve for x
    x = 478,984,848,492.48/734,429.60
  6. Step 6: Final answer
    x = 652,186.20

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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.