Home / 875,006.75-1,207,510.13-472,598.75

Finding the Fourth Proportional to 875,006.75, 1,207,510.13 and 472,598.75

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Solution

The fourth proportional to 875,006.75, 1,207,510.13 and 472,598.75 is: 652,186.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,006.75 : 1,207,510.13 = 472,598.75 : x
  2. Step 2: Convert to fraction form
    875,006.75/1,207,510.13 = 472,598.75/x
  3. Step 3: Cross multiply
    875,006.75x = 1,207,510.13 × 472,598.75
  4. Step 4: Simplify right side
    875,006.75x = 570,667,778,050.34
  5. Step 5: Solve for x
    x = 570,667,778,050.34/875,006.75
  6. Step 6: Final answer
    x = 652,186.72

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Double scale
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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.