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Finding the Fourth Proportional to 710,155.72, 1,065,231.72 and 584,993.71

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Solution

The fourth proportional to 710,155.72, 1,065,231.72 and 584,993.71 is: 877,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,155.72 : 1,065,231.72 = 584,993.71 : x
  2. Step 2: Convert to fraction form
    710,155.72/1,065,231.72 = 584,993.71/x
  3. Step 3: Cross multiply
    710,155.72x = 1,065,231.72 × 584,993.71
  4. Step 4: Simplify right side
    710,155.72x = 623,153,855,892.48
  5. Step 5: Solve for x
    x = 623,153,855,892.48/710,155.72
  6. Step 6: Final answer
    x = 877,489.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.