Home / 533,487.39-736,931.48-426,820.11

Finding the Fourth Proportional to 533,487.39, 736,931.48 and 426,820.11

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Solution

The fourth proportional to 533,487.39, 736,931.48 and 426,820.11 is: 589,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,487.39 : 736,931.48 = 426,820.11 : x
  2. Step 2: Convert to fraction form
    533,487.39/736,931.48 = 426,820.11/x
  3. Step 3: Cross multiply
    533,487.39x = 736,931.48 × 426,820.11
  4. Step 4: Simplify right side
    533,487.39x = 314,537,175,356.06
  5. Step 5: Solve for x
    x = 314,537,175,356.06/533,487.39
  6. Step 6: Final answer
    x = 589,586.90

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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.