Home / 963,137.60-1,329,113.64-533,435.84

Finding the Fourth Proportional to 963,137.60, 1,329,113.64 and 533,435.84

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Solution

The fourth proportional to 963,137.60, 1,329,113.64 and 533,435.84 is: 736,132.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,137.60 : 1,329,113.64 = 533,435.84 : x
  2. Step 2: Convert to fraction form
    963,137.60/1,329,113.64 = 533,435.84/x
  3. Step 3: Cross multiply
    963,137.60x = 1,329,113.64 × 533,435.84
  4. Step 4: Simplify right side
    963,137.60x = 708,996,851,008.86
  5. Step 5: Solve for x
    x = 708,996,851,008.86/963,137.60
  6. Step 6: Final answer
    x = 736,132.46

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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.