Home / 575,271.04-793,901.28-320,624.16

Finding the Fourth Proportional to 575,271.04, 793,901.28 and 320,624.16

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Solution

The fourth proportional to 575,271.04, 793,901.28 and 320,624.16 is: 442,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,271.04 : 793,901.28 = 320,624.16 : x
  2. Step 2: Convert to fraction form
    575,271.04/793,901.28 = 320,624.16/x
  3. Step 3: Cross multiply
    575,271.04x = 793,901.28 × 320,624.16
  4. Step 4: Simplify right side
    575,271.04x = 254,543,931,022.93
  5. Step 5: Solve for x
    x = 254,543,931,022.93/575,271.04
  6. Step 6: Final answer
    x = 442,476.53

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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.