Home / 963,308.64-1,329,376.56-533,595.36

Finding the Fourth Proportional to 963,308.64, 1,329,376.56 and 533,595.36

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Solution

The fourth proportional to 963,308.64, 1,329,376.56 and 533,595.36 is: 736,367.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,308.64 : 1,329,376.56 = 533,595.36 : x
  2. Step 2: Convert to fraction form
    963,308.64/1,329,376.56 = 533,595.36/x
  3. Step 3: Cross multiply
    963,308.64x = 1,329,376.56 × 533,595.36
  4. Step 4: Simplify right side
    963,308.64x = 709,349,164,108.76
  5. Step 5: Solve for x
    x = 709,349,164,108.76/963,308.64
  6. Step 6: Final answer
    x = 736,367.49

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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.