Home / 830,068.83-1,145,537.55-507,677.67

Finding the Fourth Proportional to 830,068.83, 1,145,537.55 and 507,677.67

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Solution

The fourth proportional to 830,068.83, 1,145,537.55 and 507,677.67 is: 700,621.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,068.83 : 1,145,537.55 = 507,677.67 : x
  2. Step 2: Convert to fraction form
    830,068.83/1,145,537.55 = 507,677.67/x
  3. Step 3: Cross multiply
    830,068.83x = 1,145,537.55 × 507,677.67
  4. Step 4: Simplify right side
    830,068.83x = 581,563,834,281.51
  5. Step 5: Solve for x
    x = 581,563,834,281.51/830,068.83
  6. Step 6: Final answer
    x = 700,621.22

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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.