Home / 820,159.04-1,132,284.48-533,535.68

Finding the Fourth Proportional to 820,159.04, 1,132,284.48 and 533,535.68

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Solution

The fourth proportional to 820,159.04, 1,132,284.48 and 533,535.68 is: 736,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,159.04 : 1,132,284.48 = 533,535.68 : x
  2. Step 2: Convert to fraction form
    820,159.04/1,132,284.48 = 533,535.68/x
  3. Step 3: Cross multiply
    820,159.04x = 1,132,284.48 × 533,535.68
  4. Step 4: Simplify right side
    820,159.04x = 604,114,169,990.25
  5. Step 5: Solve for x
    x = 604,114,169,990.25/820,159.04
  6. Step 6: Final answer
    x = 736,581.74

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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.