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Finding the Fourth Proportional to 533,547.68, 736,313.29 and 291,830.24

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Solution

The fourth proportional to 533,547.68, 736,313.29 and 291,830.24 is: 402,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,547.68 : 736,313.29 = 291,830.24 : x
  2. Step 2: Convert to fraction form
    533,547.68/736,313.29 = 291,830.24/x
  3. Step 3: Cross multiply
    533,547.68x = 736,313.29 × 291,830.24
  4. Step 4: Simplify right side
    533,547.68x = 214,878,479,724.75
  5. Step 5: Solve for x
    x = 214,878,479,724.75/533,547.68
  6. Step 6: Final answer
    x = 402,735.29

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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.